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Project / Collection Boyden Observatory Archive Level [41] Item

741. EAP1190/1/7/9/5

Reference (shelfmark):
EAP1190/1/7/9/5
Title:
Adjusting the 13-inch refractor (3 of 3)
Scope & Content:
Three people inside the 13-inch building, at the eyepiece end of the 13-inch refractor, which is pointed nearly vertically. The back end of the refractor is missing. One of the persons is standing on top of a ladder beneath the open end of the tube and is almost wholly inside the tube. The two o...
Collection Area:
Endangered Archives Programme
Languages:
Not applicable
Date Range:
1891-1994
Extent:
1

742. EAP1190/1/7/10/1

Reference (shelfmark):
EAP1190/1/7/10/1
Title:
Installing the polar axis of the 60-inch Rockefeller Telescope.
Scope & Content:
Interior view of the 60-inch Rockefeller building under construction. The polar axis of the mount is suspended by a crane and is positioned near the north pier. A person, wearing a hat, is seated on the axis near the cross head. The walls are not yet clad and buildings are visible in the backgro...
Collection Area:
Endangered Archives Programme
Languages:
Not applicable
Date Range:
1891-1994
Extent:
1

743. EAP1190/1/7/10/2

Reference (shelfmark):
EAP1190/1/7/10/2
Title:
Installing the polar axis of the 60-inch Rockefeller Telescope.
Scope & Content:
Interior view of the 60-inch Rockefeller building under construction. The polar axis of the mount is suspended by a crane and is positioned near the north pier. A person, wearing a hat, is seated on the axis near the cross head. The walls are not yet clad and buildings are visible in the backgro...
Collection Area:
Endangered Archives Programme
Languages:
Not applicable
Date Range:
1891-1994
Extent:
1

744. EAP1190/1/7/10/3

Reference (shelfmark):
EAP1190/1/7/10/3
Title:
60-inch Rockefeller north pier and drive
Scope & Content:
The north pier of the 60-inch Rockefeller, showing the RA wheel & circle, a short section of the polar axis, and the drive assembly with the cover removed. n/a. Extent: 1 glass plate. Size and dimensions of original material: Height 8.2cm, width 10.7cm, thickness 0.3cm. Condition of orig...
Collection Area:
Endangered Archives Programme
Languages:
Not applicable
Date Range:
1891-1994
Extent:
1

745. EAP1190/1/7/10/4

Reference (shelfmark):
EAP1190/1/7/10/4
Title:
60-inch Rockefeller mirror cell and tube
Scope & Content:
The primary mirror cell and lower portion of the telescope tube. The J.W. Fecker nameplate is partially visible at the top of the image; it is dated 1930. A portion of the RA circle can be seen in the background. n/a. Extent: 1 glass plate. Size and dimensions of original material: Height 8.2...
Collection Area:
Endangered Archives Programme
Languages:
Not applicable
Date Range:
1891-1994
Extent:
1

746. EAP1190/1/7/10/5

Reference (shelfmark):
EAP1190/1/7/10/5
Title:
60-inch Rockefeller mount under construction
Scope & Content:
Looking down into the pit of the 60-inch Rockefeller, facing roughly south. The polar axis and declination counterweight are in place, as is the empty cradle for the telescope tube. The tube is shown at the right of the image, standing upright and encased in a wooden structure. The walls of the ...
Collection Area:
Endangered Archives Programme
Languages:
Not applicable
Date Range:
1891-1994
Extent:
1

747. EAP1190/1/7/10/6

Reference (shelfmark):
EAP1190/1/7/10/6
Title:
The plate holder at the Newtonian focus of the 60-inch Rockefeller Telescope
Scope & Content:
Side view of the plate holder of the 60-inch Rockefeller Telescope. The telescope tube is covered by a white shroud. A hand controller can be seen below the plate holder. PLB20_0006 and PLB20_0007 are similar. n/a. Extent: 1 glass plate. Size and dimensions of original material: Height 8.2cm,...
Collection Area:
Endangered Archives Programme
Languages:
Not applicable
Date Range:
1891-1994
Extent:
1

748. EAP1190/1/7/10/7

Reference (shelfmark):
EAP1190/1/7/10/7
Title:
The plate holder at the Newtonian focus of the 60-inch Rockefeller Telescope
Scope & Content:
Side view of the plate holder of the 60-inch Rockefeller Telescope. The telescope tube is covered by a white shroud. A hand controller can be seen below the plate holder. PLB20_0006 and PLB20_0007 are similar. n/a. Extent: 1 glass plate. Size and dimensions of original material: Height 8.2cm,...
Collection Area:
Endangered Archives Programme
Languages:
Not applicable
Date Range:
1891-1994
Extent:
1

749. EAP1190/1/7/10/8

Reference (shelfmark):
EAP1190/1/7/10/8
Title:
The plate holder at the Newtonian focus of the 60-inch Rockefeller Telescope
Scope & Content:
Direct view on the plate holder of the 60-inch Rockefeller Telescope. Engraved on the holder is "J.W. FECKER. / PITTSBURG. PA: / 1931". The telescope tube is covered by a white shroud. A hand controller can be seen below the plate holder. n/a. Extent: 1 glass plate. Size and dimensions of ori...
Collection Area:
Endangered Archives Programme
Languages:
Not applicable
Date Range:
1891-1994
Extent:
1

750. EAP1190/1/7/11/1

Reference (shelfmark):
EAP1190/1/7/11/1
Title:
Dirt road with hills in background
Scope & Content:
Unknown location. 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: Stable. Author(s)/Creator(s): English. Scribe(s): Latin. Publisher(s): Left-to-Right. Editor(s): Unrestricted. Volume numb...
Collection Area:
Endangered Archives Programme
Languages:
Not applicable
Date Range:
1891-1994
Extent:
1

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