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101 Object thumbnail
Aerial view of Hoover Dam and reservoir (Lake Mead) Aerial view of Hoover Dam showing reservoir (Lake Mead), the spillways and intake towers, and the crest of the dam. Cars are parked on the road leading across the dam and the road leading to the dam is visible...
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Construction of Hoover Dam diversion tunnel Shows a dump truck and construction workers framed at the mouth of a diversion tunnel during the construction of Hoover Dam.
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Construction of Hoover Dam Shows a truck and wood forms inside a diversion tunnel during the construction of Hoover Dam.
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Construction workers inside Hoover Dam diversion tunnel Shows a power shovel dumping concrete into a dump truck inside a diversion tunnel during the construction of Hoover Dam. Construction workers are visible at work.
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Portals, Hoover Dam construction "Shows men placing dynamite to flood entrance blocks away from #3 and #4 Arizona side."(inscription on back of photo) The portals to the diversion tunnels are visible. The Colorado River is shown below the portals and buildings and trucks...
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Railroad cars and siding Railroad cars and siding in the vicinity of Hoover Dam. They were used to transport construction materials to the dam site.
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Transport trucks at Hoover Dam site Shows transport trucks and construction workers in Black Canyon next to railroad tracks.
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Construction -- near Hoover Dam Shows construction buildings, roads, and trucks in the mountains near the Hoover Dam site.
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Barge on Colorado River near Hoover Dam Shows a car and a barge on the Colorado River near the Hoover Dam site.
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Railroad cars transporting materials for Hoover Dam construction Shows railroad cars transporting materials for the construction of Hoover Dam. A man is standing on one of the railroad cars.
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Preliminary construction at Hoover Dam site "Down-stream from Observation Point -- note tunnel in center of picture. Trucks hauling muck from Nevada portals must go through this tunnel to dumping grounds one mile away. [150 feet to river straight down]"-- [hand-written inscription on back...
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Hoover Dam construction "Down stream from Observation Point. Buildings on the right side are water sedimentation plants. Water treated for Boulder City. Left side is Arizona side of River." [hand-written inscription on back of photo] This photo was taken high...
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Colorado River, early stages of dam construction View of The Colorado River and the construction roads on the sides of the canyons and mountains. Taken from very high above. Some buildings and structures are also visible.
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Hoover Dam construction "Downstream from upper portals. Note the two portals on Arizona side of river and new suspension bridge under construction."[hand-written inscription on the back of the photo] Cables are visible overhead and a truck is also in the picture.
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Hoover Dam construction "Upstream from observation point. Note car going down road." [hand-written inscription on back of photo] Taken from high above the Colorado River, this view shows roads, bridges, buildings and structures, and a car on the side road.
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Penstocks at Hoover Dam construction site Shows the giant penstocks used in the tunnels at Hoover Dam. One is on a railroad flatcar, the other is being hoisted from the railraod car. There is a construction worker standing on top of the penstock in...
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Penstock pipe at Babcock & Wilcox Plant Shows a huge penstock pipe on a railroad flatcar. A man is posed standing inside the pipe. "13' diameter penstock pipe". (hand-written inscription on back of photo)
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Penstock pipes at Babcock & Wilcox Plant Shows a giant penstock pipe being lifted by hoisting machinery. Several construction workers are looking on and one is helping with the lifting. A tractor is also visible.
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Hoover Dam construction -- various phases This postcard shows the construction of Hoover Dam in four different stages. All views were taken from the same point looking upstream. The first image shows Black Canyon and the Colorado River at the very beginning of construction...
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Construction of Hoover Dam "First load of muck used in coffer dam [sic]. Looking at Arizona portals #3 & #4. Water now flowing thru these." (hand-written inscription on back of photo) Shows a dump truck dumping the muck and construction...
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Penstock pipes at Babock & Wilcox Plant Shows giant penstock pipes and two automobiles at the Babcock & Wilcox Plant, near the construction site of Hoover Dam.
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Penstock pipes at Babcock & Wilcox Plant Shows a huge penstock pipe at the Babcock & Wilcox Plant near the site of Hoover Dam construction. Several workers are pictured, and a steam train engine is parked on the railroad tracks inside the huge pipe.
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Penstock pipe at Babcock & Wilcox Plant Shows giant penstock pipes at the Babcock & Wilcox Plant near the Hoover Dam construction site. Construction workers are visible standing next to one of the pipes, which is 30 feet in diameter. The pipe is on...
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Hydraulic turbine for Hoover Dam Shows a hydraulic turbine being transported to Hoover Dam. The sign on the turbine says "Hydraulic turbines, Boulder Dam, Allis Chalmers". A man is standing next to the turbine, which is fastened to a flat car (railroad car).
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Upper portals -- Hoover Dam site Handwritten inscription on back of photo: "View at upper portals showing narrowed channel just prior to diversion". Construction roads, equipment, and workers are visible. Some buildings and trucks are also in the picture.
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Work on cofferdam -- Hoover Dam Shows men and trucks working on the cofferdam at the Hoover Dam site. Power shovels and other construction equipment are also visible.
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Construction -- Hoover Dam Handwritten inscription on back of photo: "Rex motor mixer that has been picked off a white truck and being swung into position at tunnel #1 with load of cement." Shows hoisting machinery, railroad tracks, a steam locomotive, a...
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Hoover Dam construction equipment Shows a box of equipment being lowered into Black Canyon during the construction of Hoover Dam. Cables, roads, and a truck are visible.
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Construction equipment -- Hoover Dam Shows a box of equipment being lowered by cable into Black Canyon during the construction of Hoover Dam. Roads and a truck are visible.
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Hoover Dam construction Panoramic view of the Hoover Dam construction site. One of the lower portals to a division tunnel can be seen. Buildings, trucks, and the cofferdam are also visible. A portion of the Colorado River is...
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Hoover Dam construction Shows a general view of dam construction. Cables, buildings, and roads are visible. Concrete pouring forms can be seen at the bottom of the canyon. A portion of the Colorado River is also visible. The...
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Cement plant -- Hoover Dam site Shows the cement plant in Black Canyon at the Hoover Dam construction site. A train is visible on the tracks above the plant.
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Rock and gravel plant near Hoover Dam site Handwritten inscription on back of photo: "Rock and gravel plant -- Picture taken before its completion." Other buildings and trucks are visible.
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Construction of gravel plant near Hoover Dam site Shows the construction of the gravel plant near the Hoover Dam site. A crane is lifing equipment. Construction workers, cars and trucks, and buildings can be seen.
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Construction of gravel plant View of the gravel plant being constructed near the Hoover Dam site. Railroad tracks and a flatbed railroad car are visible.
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"Big Bertha" transporting dam workers View of a transport bus called a "Big Bertha", transporting construction workers to the Hoover Dam construction site. A car is visible behind the truck and there are pipes in the background of the photo which were used in...
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Six Companies Inc. truck, employees Vew of a Six Companies Inc. trailer loaded with building materials. Some employees are posed, standing next to the truck. "La Crosse Tu-way Trailer"--Sign on trailer. The truck is loaded with rebar.
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Six Companies trailer Shows Six Companies' employees standing around a trailer loaded with construction materials for Hoover Dam. A tractor is also visible. Sign on the truck says: "Six Companies Inc. LaCross Tu-Way trailer. Net load 185 tons. Total load...
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Early stages of construction of Hoover Dam Handwritten inscription on back of photo: "Hoover Dam -- Down the Colorado River. Dump trucks are on Arizona side and hauling muck to dumping grounds -- no muck can be dumped in the river." The road along...
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Construction at lower portal of Hoover Dam Shows construction at the lower portal of Hoover Dam. Part of the bridge is visible as are trucks, buildings, and construction workers. Part of the Colorado River is visible and also the wall of Black Canyon.
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Power houses being constructed at Hoover Dam Shows the concrete pouring forms for the base of the dam. The upper cofferdam is in the background. Cableways, buildings, construction workers and trucks are visible. A railroad track runs along the side of the wall of Black Canyon.
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Aerial view of Hoover Dam and Lake Mead Aerial view of Hoover Dam shows part of the downstream face of the dam, the intake towers, and Lake Mead (reservoir) starting to fill. Roads around the dam and across the top of it are visible. Photo shows...
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Aerial view of Hoover Dam site Aerial view of Hoover Dam taken from the Arizona side. Part of the upstream face is visible as are the intake towers. The reservoir (Lake Mead) is forming and cars are visible on the road across the top...
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Construction of Hoover Dam Shows the head tower hoist house and permanent cableway. Cars and trucks are visible on the road across the dam as well as next to the hoist house. A transmission tower can be seen and construction workers are...
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Boulder City department store at night Night view of the Boulder City Company Store. Cars are parked alongside the store.
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Construction of Hoover Dam "Head tower hoist house and anchorage of permanent 150 ton cableway at Boulder Dam runs from upper end of hi[gh]mix gulch." (handwritten inscription on back of photo) Construction workers, trucks, and buildings are also visible.
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Hoover Dam construction Panoramic view of Black Canyon and Hoover Dam under construction. Two of the portals to the diversion tunnels are visible. The face of the dam is nearing completion and the concrete pouring forms can be seen. Part...
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Construction of Hoover Dam Construction photo showing the Colorado River with temporary suspension bridges, roads along the side of the canyon, trucks, and buildings.
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Aerial view -- Hoover Dam construction Aerial view of Hoover Dam, Black Canyon, and the Colordo River during the construction of the dam. Two portals of the diversion tunnels are visible. There are trucks and buildings on the cofferdam. The face of the...
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Construction -- Hoover Dam Close-up view of the face of the dam with the concrete pouring forms. The face is nearly completed. A road is visible behind the dam.
 

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