Side view of the north pier, lower polar axis, and back-end of telescope. Fecker name plate visible, dated 1928. Related to PLB18_0004 and PLB18_0001. n/a. Extent: 1 glass plate. Size and dimensions of original material: Height 8.2cm, width 10.7cm, thickness 0.3cm. Condition of original mate...
Side view of the back-end of the 13-inch Refractor, showing the plate holder. The eyepiece end of the finder telescope is also shown. 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. Au...
Plate holder at the Newtonian focus of the 60-inch Rockefeller Telescope
Scope & Content:
Near-side-on view of the plate holder at the Newtonian focus. Top end of the telescope is shrouded. 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. Scri...
Plate holder at the Newtonian focus of the 60-inch Rockefeller Telescope
Scope & Content:
Oblique view of the plate holder at the Newtonian focus. Maker's mark clearly visible: "J.W.FECKER. / PITTSBURGH.PA: / 1931". Top end of the telescope is shrouded. n/a. Extent: 1 glass plate. Size and dimensions of original material: Height 8.2cm, width 10.7cm, thickness 0.3cm. Condition of ...
Interesting view of the 13-inch Boyden Refractor, looking more-or-less along the tube, with the plate holder foremost. 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...
A collection of images of the 60-inch telescope at Boyden Observatory, and its mounting, under construction. These form part of a series of images of the construction of this facility, which is dated to May 1932. A faded pencilled note on the plate box reads: "60[inch] telesc no2". n/a. Extent...
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...
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...
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,...
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,...