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Polar axis of the 48″ Schmidt telescope
Cliff Middleton shoveling steel punchings, and Josh Detwiler posing
Pump set-up looking north
Plate holder for 200″ prime focus spectrograph (5 x 7 plates) with guider
Jack and azimuth adjusting screw on southeast corner of the base frame
200″ mirror support system
Mt. Wilson comparator, front view
48″ Schmidt corrector plate and grinding machine
Cottage #5
200″ dome at Palomar
48″ Schmidt telescope polar axis from truck
Removing mirror support blocking
Plate holder for 200″ prime focus spectrograph (5 x 7 plates) with guider
Aluminizing of mirror at Palomar
Josef Johnson at the controls of the 18″ Schmidt telescope
Fork--48″ Schmidt telescope
48″ Schmidt telescope
Plate holder for 200″ prime focus spectrograph (5 x 7 plates) with guider
Exterior view of the dome building
Control desk of 200″ telescope