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Title: 48″ Schmidt--form work
Format: photograph: print
Date: 1938-05-02
Series: Academic Divisions

Title: Moving dome trucks on observing floor to position for hoisting to rail level
Format: photograph: print
Date: 1938-01-05
Series: Academic Divisions

Title: Mirror preparation
Format: photograph: print
Series: Academic Divisions

Title: Mirror preparation
Format: photograph: print
Series: Academic Divisions

Title: Pouring concrete slab of the observing floor of the 200″ dome
Format: photograph: print
Date: 1936-12-20
Series: Academic Divisions

Title: 48″ Schmidt--exterior view with shutters open
Format: photograph: negative
Date: 1940-10-05
Series: Academic Divisions

Title: Mt. Wilson comparator, side view
Format: photograph: print
Date: 1961-07-28
Series: Academic Divisions

Title: Torch cutting phantom dome parts
Format: photograph: print
Date: 1947-08-06
Series: Academic Divisions

Title: Gear on left side of grinding machine, for operating to and fro motion of bridge
Format: photograph: print
Series: Academic Divisions

Title: Workmen positioning 200″ disc
Format: photograph: print
Date: 1938-10
Series: Academic Divisions

Title: Using vibrator to settle backfill on the ground floor of the 200″ dome building
Format: photograph: print
Date: 1937-05-31
Series: Academic Divisions

Title: West horn of horseshoe girder
Format: photograph: print
Date: 1937-04-16
Series: Academic Divisions
Description: Work was done at Westinghouse Electric Plant.

Title: Coude slit unit--light source
Format: photograph: print
Series: Academic Divisions

Title: Tandem trucking of horseshoe section
Format: photograph: print
Date: 1938-10-28
Series: Academic Divisions

Title: Lifting second yoke girder
Format: photograph: negative
Date: 1939-01-06
Series: Academic Divisions

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