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Photo Collections Record
0276United States Bureau of Mines
(To access this collection, contact Special Collections or use this feedback form.)
Collection transferred to Boulder City - Hoover Dam Museum
(NOTE: This collection is made up of photographs of the Bureau of Mines Electrometallurgical Laboratory, Boulder City, Nevada, 1937- +1980. See also Manuscript Collection #MS 18 of the same name.)
0001 Boulder City Metallurgy Research Laboratory (Bureau of Mines).
0002 Boulder City Bureau of Mines Research Laboratory (Health and Safety Training Center).
0003 Boulder City Bureau of Mines Metallurgy Engineering Laboratory.
0004 Boulder City Bureau of Mines Metallurgy Engineering Laboratory.
0005 Aerial of plant - U.S. Bureau of Mines, Boulder City, Nevada.
0006 Aerial view of U.S. Bureau of Mines installation, Boulder City, Nevada.
0007 Aerial view of U.S. Bureau of Mines installation in Boulder City, Nevada.
0008 Aerial view of U.S. Bureau of Mines installation, Boulder City, Nevada.
0009 Aerial view of U.S. Bureau of Mines installation, Boulder City, Nevada.(1950-52)
0010 Boulder City Bureau of Mines Metallurgy Research Laboratory employees: (March 1968)
Last row (standing): John M. Hiegel, E.C. Perkins, Ruth McCauley, Dorothy E.M. Hamilton, Lois C. Glazer, Mary W. Boyce, Henry L. Ramsay, Delwin D. Blue (chief), Robert S. Lang, George T. Vaughan, J. Elmer Cole, Robert E. Campbell, Oliver Q. Leone, Oliver B. Patrick, Carl M. Carlton, Morris L. Johnson, Ernest W. Parkinson, Robert A. Holmes. Second row (kneeling): Lloyd Carpenter, Francis R. Cattoir, Harold Leitch, Frank Novielli, George M. Martinez, E.L. Singleton, Carl G. Dewey, Carolbeth N. McGriff, Lois V. Pavlich, Waldo F. Rowley, Terrell E. Evans, Wm. Arthur Hurt, C. Mckay Hall, James A. Waddell, Omar G. Osborn. First Row (sitting): Bruce J. Boyle, Daniel A. O'Keefe, Alick J. Mackie, Kenneth L. Rasmussen, Donald E. Kirby, Dwight E. Couch, Carl C. Merrill, Vernon G. Stockall, Albert G. Lucero, Clarence McNair.
0011 Small zinc-lead pilot plant, south end.
0012 Annex building , looking west. Originally built in 1931, it was used by a construction firm during the building of Hoover Dam. It was purchased by the Bureau of Mines in the fall of 1938, moved to the Bureau of property in sections, and erected to serve as a temporary shelter for small pilot-plant operations being conducted at that time.(photo taken 1952)
0013 Drum filter in chromium plant. One of several acid-proof drum filters, of various sizes, available at the station.
0014 Basket centrifuges in chromium plant.
0015 Electrolytic chromium cell in operation.
0276 U.S. BUREAU OF MINES COLLECTION
Electrometallurgical branch experiment station & pilot plants: Boulder City, Nevada
0016 Electrolytic magnesium cell. This 10,00-ampere cell was constructed as part of the wartime magnesium program.
0017 Old and new warehouse. Original warehouse, storage shed, and first, 100-foot section of new fireproof warehouse which should be extended an additional 200 feet for adequate storage facilities, eliminating the old warehouse section entirely.
0018 Design plan for (old) warehouse building.
0019 Interior of old warehouse. This view shows the crowded condition of the old warehouse where storage facilities were inadequate and fire hazards existed.
0020 Overflow storage shed. This view shows a shed located at the end of the old warehouse where overflow materials and supplies are stored due to inadequate warehouse storage space.
0021 First section, new fireproof warehouse. (exterior of new brick and steel fire-proof 100-foot section of warehouse.)
0022 Plan for (new) warehouse.
0023 New warehouse interior. Overhead cranes are available for loads up to one ton.
0024 Titanium Research Building
0025 Design plan for Titanium Research Building.
0026 Experimental reduction furnace. Used for development of the Kroll process into a successful commercial operation.
0027 500-pound reduction furnace.
0028 Hydraulic press for powder metallurgy.
0029 Furnace for sintering compacts.
0030 Furnaces for vacuum purification of titanium.
0031 Furnaces and equipment for experimental production of titanium by electrolysis of fused salts.
0032 Control laboratory electro-reduction unit, titanium research section.
0033 Measuring the hardness of a specimen of titanium.
0034 Apparatus for determination of gases in metals by vacuum fusion.
0035 Melting test ingots of titanium.
0036 Control panel and furnace coil for high-frequency furnace.
0037 Titanium development section shelter.
0038 Titanium development plant. (First floor plan)
0039 Titanium development plant. (second floor plan)
0040 Titanium tetrachloride purification equipment
0041 Titanium reduction furnaces.
0042 Removing reduction pot from furnace.
0043 Opening the reaction chamber.
0044 Sponge removal equipment.
0276 U.S. BUREAU OF MINES COLLECTION
Electrometallurgical branch experiment station & pilot plants: Boulder City, NV (cont'd)
0045 Vacuum furnaces and retorts for purification of crude sponges.
0046 Removing titanium sponge and distilled impurities from retort.
0047 Air dryer for dry room.
0048 Transformer yard for titanium development section.
0049 Carpenter shop building and sandblaster.
0050 Carpenter shop equipped with power tools.
0051 Electric shop and change house.
0052 Electric shop and change house building floor plan.
0053 Electric shop.
0054 Mobile crane used throughout the station for moving and unloading heavy pieces of equipment, ores, and other metallurgical materials.
0055 Hydrometallurgical pilot plant, concentrator, and crusher buildings from the west.
0056 Pilot-plant concentrator from the south.
0057 Pilot-plant concentrator from the north.
0058 The crusher in operation.
0059 Plan of crusher conveyors and ore dressing pilot plant building.
0060 Cone crusher and rolls in the crushing plant.
0061 Gang sampler.
0062 Rod mill and classifier.
0063 Third floor of the concentrator.
0064 Second floor of the concentrator.
0065 Close-up of flotation cells.
0066 First floor of the concentrator.
0067 A filter in operation.
0068 Finished product to storage.
0069 Ore-dressing and hydrometallurgical plant power substation.
0070 Hydrometallurgical building as seen from the southeast.
0071 Hydrometallurgical building, from the northeast, showing rotary kiln.
0072 Hydrometallurgical pilot plant building (first floor plan).
0073 Fluosolids reactor and other equipment.
0074 Fluosolids system instrument panel.
0075 Moore-type filter with wash tanks.
0076 Dithionate-process leach tanks.
0077 Stainless steel drum filter.
0078 Interior of west end of second floor of hydrometallurgical building.
0079 Burt pressure filter.
0080 Compressor room.
0081 Electrolytic cell room building seen from northwest.
0082 (Plan) - Electrolytic manganese building.
0276 U.S. BUREAU OF MINES COLLECTION
Electrometallurgical branch experiment station & pilot plants: Boulder City, NV (cont'd)
0083 Interior of electrolytic manganese cell room.
0084 Motor generator set for supplying DC power.
0085 Ore storage area. Manganese pilot plant seen in background.
0086 Mine rescue and fire fighting team. This group of station employees have been given the Bureau of Mines Rescue Training Course and serves as the fire-fighting brigade for the station, being supplemented by additional personnel if necessary. Equipment is located in accessible places over the station for whatever emergencies may rise.
Plant Buildings & Personnel
0087 Lobby and switchboard operator.
0088 Conference room - Bureau of Mines building.
0089 Bureau of Mines building - Boulder City.
0090 One of the plant buildings - Bureau of Mines.
0091 Plant building.
0092 Part of the U.S. Bureau of Mines complex.
0093 Bureau of Mines buildings.
0094 Bureau of Mines buildings.
0095 One of the buildings at the Bureau of Mines, Boulder City.
0096 Building at the U.S. Bureau of Mines.
0097 Part of the Bureau of Mines complex.
0098 U.S. Bureau of Mines.
0099 Bureau of Mines building.
0100 One of the buildings at the Bureau of Mines, Boulder City.
0101 Building at Bureau of Mines.
0102 One of the buildings at the Bureau of Mines.
0103 One of the plant buildings - Bureau of Mines.
0104 Building at Bureau of Mines - Boulder City.
0105 Bureau of Mines building.
0106 Room numbering and building location plan - Bureau of Mines, Boulder City, NV. (1963)
0107 Room numbering and building location plan. (Same as above plus some additional buildings)
0108 U.S. Bureau of Mines - Metallurgical Research Laboratory - Boulder City, NV.
0109 Interior of one of the plant buildings - Bureau of Mines, Boulder City, NV.
0110 Bureau of Mines building (interior) - Boulder City, NV.
0276 U.S. BUREAU OF MINES COLLECTION
Plant Buildings & Personnel (cont'd)
0111 Interior of one of the buildings - Bureau of Mines, Boulder City, NV.
0112 Interior of - Bureau of Mines plant building - Boulder City, NV.
0113 Interior of one of the Bureau of Mines Buildings - Boulder City, NV.
0114 Equipment in one of Bureau of Mines Buildings, Boulder City, NV.
0115 Interior - one of Bureau of Mines buildings, Boulder City, NV.
0116 Equipment in one of the plant buildings - Bureau of Mines, Boulder City, NV.
0117 Equipment in Bureau of Mines Plant building -- Boulder City, NV.
0118 Conference room - Bureau of Mines, Boulder City, NV.
0119 Lobby - Bureau of Mines, Boulder City, NV.
0120 Lobby at Bureau of Mines, Boulder City, NV.
0121 Office - Bureau of Mines, Boulder City, NV.
0122 Library/Conference area - Bureau of Mines, Boulder City, NV.
0123 Interior - Bureau of Mines -- Boulder City, NV.
0124 Visitor reception area - Bureau of Mines, Boulder City, NV.
0125 Office area - Bureau of Mines, Boulder City, NV.
0126 Office area - Bureau of Mines, Boulder City, NV.
0127 Office in Bureau of Mines complex, Boulder City, NV.
0128 Office areas and hallway - Bureau of Mines, Boulder City, NV.
0129 Office storeroom - Bureau of Mines, Boulder City, NV.
0130 Interior of one of buildings - Bureau of Mines, Boulder City, NV. (shows shelves of books)
0131 Aerial perspective (drawing) of U.S. Bureau of Mines Experiment Station, Boulder City, NV.
0132 Artillery peak concentrator (from the south).
0133 Entryway - Physical Laboratories (1952)
0134 Interior of Bureau of Mines plant: man pouring CaB6. (1939)
0135 Worker in Bureau of Mines plant -- Boulder City, NV. (1939)
0136 U.S. Bureau of Mines Complex, Boulder City, NV.
0137 Abe Engle working with lab flotation cell at Bureau of Mines, Boulder City, NV. (1939)
0138 Manganese matte smelting pilot plant - 150 kw refining furnace, 250 kw raw matte furnace. (Bureau of Mines, Boulder City)
0139 Vacuum fusion analysis lab, physical laboratories building, 1965.
0140 Flotation cell floor, artillery peak pilot concentrator, October 26, 1951. Bureau of Mines, Boulder City, NV. (photo by Cliff Segerblom)
0140a Annex interior, Bureau of Mines, Boulder City, NV. (1939)
0141 Bureau of Mines Metallurgical Laboratory, Boulder City, NV. (1939)
0142 Electrolytic pilot plant. (bureau of Mines, Boulder City)
0143 Equipment in Bureau of Mines plant (Boulder City, NV.)
0276 U.S. BUREAU OF MINES COLLECTION
Plant Buildings & Personnel (cont'd)
0144 Sample preparation laboratory - Physical Laboratories Building - Boulder City, NV. (1965)
0145 Building at Bureau of Mines -- Boulder City, NV.
0146 Physical Laboratories Building (bureau of Mines, Boulder City), 1965.
Bureau of Mines (1930s)
0147 Bureau of Mines, Boulder City, NV., c. early 1930s. ["6th Co. Service Garage" - insc.]
0148 Exterior view of Annex Building, 1939. Bureau of Mines, Boulder City, NV.
0149 Interior of Annex Building, 1939.
0150 Microscopic Laboratory, 1939. Bureau of Mines, Boulder City, NV.
0151 Electrolytic chromium pilot plant (equipment), Bureau of Mines, Boulder City. (1948)
0152 Equipment and worker in [Annex Building], Bureau of Mines, Boulder City, 1937
0153 Worker in laboratory, Bureau of Mines, Boulder City. 1937
0154 Bureau of Mines buildings, Boulder City, NV. (Dec. 6, 1940)
0155 Equipment outside one of Bureau of Mines buildings, 1937. (Boulder City, NV.)
0156 Interior of Bureau of Mines plant.
0157 View of equipment, Bureau of Mines building.
0158 Equipment - Bureau of Mines, Boulder City, NV.
0159 Equipment (outside, Bureau of Mines, Boulder City, NV. (1937)
0160 Aerial view of U.S. Bureau of Mines and Boulder City, NV.
0161 Interior of Bureau of Mines building, 1936.
0162 Interior of building, Bureau of Mines. (1936)
0163 Workers and equipment - Bureau of Mines. (1936)
0164 Equipment in Bureau of Mines building. (1936)
0165 One of the buildings in Bureau of Mines complex, Boulder City, NV. (1936)
0166 Bureau of Mines under construction. (Boulder City)
0167 Bureau of Mines under construction, interior - Boulder City. (1936)
0168 Bureau of Mines building under construction, 1936. (interior)
0169 First office - Bureau of Mines, Boulder City, 1936. (under construction)
0170 Switchyard back of 6th Co. garage. (Bureau of Mines - 1936)
0171 U.S. bureau of Mines Electro-metallurgical Laboratories (1936)
0172 U.S. Bureau of Mines Electro-metallurgical Laboratories. (1936)
0173 U.S. Bureau of Mines building - 1936.
0174 Man working in laboratory - Bureau of Mines, Boulder City. (1936)
0276 U.S. BUREAU OF MINES COLLECTION
Bureau of Mines (1930s)
0175 Some of Bureau of Mines buildings and railroad tracks. (Boulder City, NV, 1936)
0176 Worker at Bureau of Mines, Boulder City. 1936
0177 Men working at Bureau of Mines. (1936)
0178 Administration Building, Electro-metallurgical Experiment Station, Boulder City, NV.
0179 Snapshots of plant interior, Bureau of Mines, boulder City, 1936. (9 photos)
0180 (NEGATIVES ONLY) Workers in Bureau of Mines plant, Boulder City, NV. (1936) No identification. (3 negatives)
0181 Personnel at Bureau of Mines, Boulder City, NV. (n.d.)
Personnel, Bureau of Mines (1960s-1970s)
0182 Bureau of Mines personnel: L-R: Delwin D. blue (chief); Vern Stockall, and Lois Glazer
0183 Bureau of Mines Personnel: D.D. Blue, left; others not identified.
0184 Bureau of Mines Personnel: L-R: John and Ella Kreimeyer, D.D. blue.
0185 Bureau of Mines Personnel: D.D. Blue, at right. Ernest Parkinson, left. (1960-1970)
0186 Bureau of Mines Personnel: D.D. blue, center. (he was chief)
0187 Bureau of Mines Personnel: Delwin D. Blue (chief), center. (late 1960s-1970s)
0188 Bureau of Mines Personnel: (chief) Delwin D. blue at right. (1960s-1970s)
0189 Bureau of Mines Personnel: (left) Delwin D. Blue, chief. (1960s-1970s)
0190 Bureau of Mines Personnel: (1960s-1970s)
0191 Bureau of Mines Personnel: D.D. Blue, chief (at right). (1960s-1970s)
0192 Bureau of Mines personnel at a [retirement?] party: Cutting the cake are Terrell Evans and his wife Doris. (1960s-1970s)
0193 Bureau of Mines personnel at a [retirement?] party: Cutting the cake are Terrell Evans and his wife Doris. (c. 1960s-1070s)
0194 Bureau of Mines Personnel: Delwin D. Blue, (chief), fourth from left.(1960s-70s)
0195 Bureau of Mines Personnel: Chief Delwin D. blue, second from right. (1960s-1970s)
0196 Bureau of Mines Personnel.
0197 U.S. Bureau of Mines personnel. (1960s-1970s)
0198 Bureau of Mines Personnel: Chief D.D. blue, at right.
0199 Bureau of Mines personnel: D.D. Blue (chief), at left.
0200 Bureau of Mines personnel: Chief D.D. Blue, at right.
0201 Bureau of Mines personnel: (chief ) Delwin D. Blue, at right.
0276 U.S. BUREAU OF MINES COLLECTION
Miscellaneous
0202 Bureau of Mines personnel (June 2, 1983): 3RD Row - Rod Rickel, Bing Jong, Dorothy Clark, Tom Sullivan, Diane Phillips, Dwight Sawyer, Shirley Whitebread, Jane Rawson, Roy Sorenseon, Jim Maysilles, Pat Hyatt, Bill Howard, Tom Ochs, Bill McBee, Bill Stephens. 2nd Row - Ken Rasmussen, Carl Dewey, Ted Turner, Howard Griffin, McKay Hall. 1st Row - Dan Rogers, Al Lucero, Lee Snowden, Louis Martin, Gene Lambert, Bob Barton, Bennie Patrick, Jim Younghans.
0203 (NEGATIVE ONLY) Location map of the Boulder City Metallurgy Research Laboratory. (building locations)
0204 Seal of the U.S. Department of the interior, bureau of Mines.
0205 (NEGATIVE ONLY) Men constructing Bureau of Mines building. (1936)
0206 Graphs and diagrams - Bureau of Mines Metallurgy Research Laboratory. (two are graphs showing alumina recovery in percent; one is diagram of piece of equipment.)
0207 Snapshots (Polaroid - 27 photos) of Bureau of Mines buildings in Boulder City, Nevada, 1959. Include interior and exterior shots of buildings; some are of buildings under construction.
Mining Congress Tour of Bureau of Mines Complex (1978)
0208 Mining Congress plant tour - Bureau of Mines, Boulder City - Oct. 1978.
0209 Mining Congress plant tour. (Oct. 1978)
0210 Mining Congress plant tour. (Oct. 1978)
0211 Mining Congress plant tour. (Oct. 1978)
0212 Mining Congress plant tour. (Oct. 1978)
0213 Mining Congress plant tour. (Oct. 1978)
0214 Mining Congress plant tour. (Oct. 1978)
0215 Mining Congress plant tour. (Oct. 1978)
0216 Mining Congress plant tour. (Oct. 1978)
0217 Mining Congress plant tour. (Oct. 1978)
0218 Mining Congress plant tour. (Oct. 1978)
0219 Mining Congress plant tour. (Oct. 1978)
0276 U.S. BUREAU OF MINES COLLECTION
Buildings & Personnel (1940s)
0220 Boulder City, Nevada, experiment station, U.S. Bureau of Mines - Pilot plan and laboratory layout. (1-15-42)
0221 Bureau of Mines administration building, Boulder City, Nevada. (1942)
0222 Bureau of Mines administration building, Boulder City, Nevada. (7-12-42)
0223 General view of the pilot plant: Bureau of Mines, Boulder City, NV. (1942)
0224 Crushing plant - Bureau of Mines, Boulder City, NV. (1942)
0225 Magnesium - Bureau of Mines plant, Boulder City. (1942)
0226 General view - Bureau of Mines, Boulder City (1942)
0227 Pyromet - Bureau of Mines, Boulder City, Nevada. (7-9-42)
0228 General view of buildings and railroad tracks - Bureau of Mines. (Boulder City, NV. 2-4-42)
0229 Chromium - Bureau of Mines, Boulder City, NV. (10-29-42)
0230 Chromium - (2 views, see both sides) - Bureau of Mines, Boulder City, NV. (August 1942)
0231 Pyromet - Bureau of Mines, Boulder City, NV (7-9-42)
0232 Construction of warehouse addition - Bureau of Mines, Boulder City, NV (Sept. 14, 1942) (two views, see both sides)
0233 Magnesium - Dolomite; leach agitators. (Bureau of Mines - Boulder City, NV)
0234 Aerial view of Bureau of Mines, Boulder City, NV. (1942)
0235 Aerial view of U.S. Bureau of Mines, Boulder City, NV. (1942)
0236 Manganese - Bureau of Mines, Boulder City, NV. (1942)
0237 U.S. Bureau of Mines duplex: living room, R.W. Lewis. Boulder City, NV. (1942)
0238 U.S. Bureau of Mines duplex: kitchen, R.W. Lewis. Boulder City, NV. (1942)
0239 Chromium - Bureau of Mines, Boulder City, NV. (1942)
0240 Alumite leaching -- Bureau of Mines, Boulder City, NV. (1942) (photos on both sides)
0241 Pyromet - Bureau of Mines, Boulder City, NV. (1942) Men working.
0242 Alumina - Bureau of Mines, Boulder City, NV. (1942)
0243 Man working with pyromet - Bureau of Mines, Boulder City, NV. (4-8-43)
0244 Man working with pyromet - Bureau of Mines, Boulder City, NV. (4-8-43)
0245 Men working with pyromet - Bureau of Mines, Boulder City, NV. (4-11-43)
0246 Man working with magnesium - Bureau of Mines, Boulder City, NV. (1943)
0247 Diagram of equipment used in [processing] magnesium. (1943-44)
0248 Man working with pyromet - Bureau of Mines, Boulder City, NV. (1943)
0249 Man working with pyromet - Bureau of Mines, Boulder City, NV. (1943)
0250 Man working with magnesium: 1500 amp. Single anode cell. U.S. Bureau of Mines (USBM), Boulder City, NV.
0251 Man working with chromium - USBM, Boulder City, NV. (1944)
0276 U.S. BUREAU OF MINES COLLECTION
Buildings & Personnel (1940s) (cont'd)
0252 Titanium research (Bureau of Mines, Boulder City, NV) 1-1-45.
0253 Titanium research (Bureau of Mines, Boulder City, NV. (1-1-45)
0254 Pyromet - U.S. Bureau of Mines, Boulder City, NV. (Jan. 1945)
0255 Man working with chromium - USBM, Boulder City, NV. (3-18-46)
0256 Man working with pyromet - USBM, Boulder City, NV. (1-17-45)
0257 Man working with chromium - USBM, Boulder City, NV. (1945)
0258 Administration building - USBM, Boulder City, NV. (10-20-45)
0259 Administration Christmas party - Bureau of Mines, Boulder City, NV. (12-27-45)
0260 Committee members, Christmas party, U.S. Bureau of Mines, Boulder City, NV. (12-27-45)
0261 Christmas party, U.S. Bureau of Mines, Boulder City, NV. (12-27-45)
0262 Christmas party - USBM, Boulder City, NV. (12-27-45).
0263 Man working with alumina. (6-17-46)
0264 Alumina - USBM, Boulder City, NV. (6-19-46)
0265 Organization chart (complete with names and titles), Bureau of Mines, Metallurgical Division, Boulder City Branch, July, 1948.
0266 Man involved in titanium research - U.S. Bureau, of Mines, Boulder city, NV. (1948)
0267 Titanium research building (exterior) - USBM, Boulder City, NV. (1948)
0268 View of sign at entrance to U.S. Bureau of Mines Boulder City Experiment Station. (1948)
0269 Library - USBM, Boulder City, NV. (1940s)
0270 Photostatting room - U.S. Bureau of Mines, Boulder City, NV. (1940s)
0271 Display showing products of electro-metallurgical research: U.S. Bureau of Mines, Boulder City, NV. (11-14-49)
0272 Administration (office) building, USBM, Boulder City, NV. (1949)
0273 Organization chart - USBM, Boulder City Branch - Jan. 1, 1950.
0274 Chromium production - U.S. Bureau of Mines, Boulder City, NV. (1949)
0275 Men working with chromium - USBM, Boulder City, NV. (1949)
0276 Men working with chromium - U.S. Bureau of Mines, Boulder City, NV. (1949)
0277 Aerial perspective of Boulder City, Nevada, Experiment Station, U.S. Bureau of Mines. (drawing) (duplicate of #0276 0131)
0278 Manganese concentrator, Bureau of Mines, Boulder City, NV. (1949) (duplicate of #0276 0056)
0279 Manganese concentrator - U.S. Bureau of Mines, Boulder City, NV. (1949)
0280 Manganese concentrator - Bureau of Mines, Boulder City, NV. (1949)
0281 Manganese concentrator - Bureau of Mines, Boulder City, NV. (1949)
0282 Men working at Bureau of Mines plant, Boulder City, NV. (1949)
0276 U.S. BUREAU OF MINES COLLECTION
Buildings & Personnel (1940s) (cont'd)
0283 Old and new warehouse - USBM, Boulder City, NV. (1949) (duplicate of #0276 0017: see it for more information)
0284 Interior of old warehouse - U.S. Bureau of Mines (USBM), Boulder City, NV. (1949) (duplicate of #0276 0019: see for more information)
0285 Entryway - Physical Laboratories, USBM, Boulder City, NV. (1949) (duplicate of #276 0133)
0286 Annex building, looking west, USBM, Boulder City, NV. (1952) (duplicate of #0276 0012: see it for more information)
0287 One of the buildings at the Bureau of Mines, Boulder City, NV. (1949)
0288 Third floor of the concentrator. USBM, Boulder City, NV. (duplicate of #0276 0063: see it for more information)
0289 Men working with manganese, first floor of concentrator, U.S. Bureau of Mines, Boulder City, NV. (1949) (duplicate of #0276 0066: see it for more information)
0290 One of the buildings at USBM, Boulder City, NV. (1949)
0291 Titanium research - USBM, Boulder City, NV. (1949-50)
0292 Electrolytic cell room building seen from northwest (manganese leach) - USBM, Boulder City, NV. (1940s). (duplicate of #0276 0081: see it for more information)
0293 Workers at U.S. Bureau of Mines, Boulder City, Nevada. (1940s)
0294 USBM personnel, Boulder City, NV. (1940s): Kneeling, L to R: I.W. Nicholson, J.H. East, Jr., J.H. Hedges, A.B. Needham, J.J. Forbes, R.T.C. Rasmussen, C.H. Schack, J.A. Herdlick, N.A. Eilertsen, W.H. King, J.B. Clemmer, J.F. O'Neill.
Standing, L to R: W.E. Lewis, R.R. Lloyd (in front) Allan Sherman (by door), Chas. Prasky, H.C. Miller, P.E. Churchward, S.M. Shelton, Harry Fuller, P.T. Allsman, T.R. Graham, E.J. Seally, E.C. Perkins, N.B. Melcher, E.D. Gardner, M.E. Volin, R.S. Lang, J.B. Rosenbaum, R.S. Knickerbocker, Carl Rampacek, R.C. Buehl (in back), A.C. Johnson, Paul Zimmer, B.H. Clemmons, C.E. Wood, J.E. Conley, Rex Storms, R.V. Lundquist.
0295 Aerial view, USBM, Boulder City, NV. (1940s)
0296 Dump area - U.S. Bureau of Mines, Boulder City, NV. (1940s) No. 2 - Scrap steel alloys, etc…
Miscellaneous
0297 One of the Bureau of Mines buildings, Boulder City, NV.
0298 Tailings and waste area, U.S. Bureau of Mines, Boulder City, NV. (1978)
0299 Tailings and waste area, USBM. (1978)
0276 U.S. BUREAU OF MINES COLLECTION
Miscellaneous (cont'd)
0300 Tailings and waste area, USBM, Boulder City, NV. (1978)
0301 Tailings and waste area USBM, Boulder City, NV. (1978)
0302 Tailings and waste area USBM. (1978)
0303 Tailings and waste area USBM, Boulder City, NV. (1978)
0304 Aerial photos of U.S. Bureau of Mines, Boulder City, NV. (proof sheet) (11-13-80)
0305 View of buildings and pond; Bureau of Mines, Boulder City, NV.
0306 Equipment and pond, USBM, Boulder City, NV.
0307 Equipment in one of Bureau of Mines buildings, Boulder City, NV.
0308 Bureau of Mines personnel. (not identified)