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Showing 241 to 255 of 277 results
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Construction of the 60-inch Rockefeller building
Construction of the 60-inch building, viewed most likely from the north. The walls and roof trusses of the turret are in place. The cradle of the…
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Construction of the 60-inch Rockefeller, 1931 November 11
A group of people working with metal truss pieces on the Rockefeller construction site. A crane is partially visible on the right. PLB36_0013 and…
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Construction of the 60-inch Rockefeller building, 1931 November 21
Construction site of the 60-inch building, seen from the west. The wall trusses are in place. A "RANSOME" machine is visible in the…
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Construction of the 60-inch Rockefeller building
Construction of the 60-inch building, seen from the south-west looking squarely at the entrance. The wall trusses of the turret are complete.…
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Construction of the 60-inch Rockefeller building, 1932 June 02
Construction of the 60-inch building, seen from the west-southwest. The wall and roof trusses of the turret are complete, and portions of the…
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Wheel assembly of the 60-inch Rockefeller turret
A closeup view of one of the wheel units for turning the telescope turret. The circular wall, rail, wheel unit, and part of the turret trusswork,…
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Construction of the 60-inch Rockefeller building, 1932 June 11
Construction of the 60-inch building, seen from probably the north. The wall and roof trusses of the turret are complete, and portions of the…
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Looking east from the Administrative Building, 1931 November 29
Three telescope enclosures seen from the west from the Administrative Building. Left to right, these are the 13-inch Boyden Refractor, the 60-inch…
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Construction of the 60-inch Rockefeller
Interior view of the 60-inch Rockefeller building, with the turret walls still unclad. The mount (with a protective cover) is in place, and the…
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Construction of the 60-inch Rockefeller, 1932 June 15
Interior view of the 60-inch Rockefeller building, with the turret walls still unclad. The mount (with a protective cover) is in place, and the…
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Solar eclipse in progress
An image of a plate. The plate gives a relatively wide-angle view of a total solar eclipse, showing the diamond ring effect. Using the diameter of…
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Observing a solar eclipse in progress
Several people observing a solar eclipse. In the foreground, a small refractor on a tall tripod is used to project an image of the Sun. Behind this…
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Polar axis of 60-inch being installed
Written on plate: "1932 May 7". n/a. Extent: 1 glass plate. Size and dimensions of original material: Height 8.2cm, width 10.7cm,…
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J.S. Paraskevopoulos with the polar axis of 60-inch being lifted into place
Written on plate: "1932 May 9". n/a. Extent: 1 glass plate. Size and dimensions of original material: Height 8.2cm, width 10.7cm,…
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Rear section of the 60-inch in the telescope pit, looking south-east
n/a. Extent: 1 glass plate. Size and dimensions of original material: Height 8.2cm, width 10.7cm, thickness 0.3cm. Condition of original material:…
