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(21 - 36 of 36)
Drilling and reaming spoke holes in flexible gimbal unit
South Bearing Journal finished and polished on 160″ lathe
Spectrograph stairway carriage assembled in yoke section
Bottom ring of 200″ telescope tube on boring mill. Drilling holes in bottom faces.
Prime focus--immediately prior to annealing
Main section, south panel, of the 200″ telescope tube
Declination bearing 27″ ID, 44″ OD
Bottom ring of the 200″ telescope tube
Bottom ring set in place
Boring and facing tube for gimbal seats
Applying ension between horns of horseshoe
North panel of 200″ telescope tube
Tube being turned over
South Bearing Box Girder, boring hole for bearing shoe support
Bottom ring set in place
West horn of horseshoe girder