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Online Archive of California
Caltech Archives
1602
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W. W. Girdner
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F. Ellerman
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Academic Divisions
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Search Results
(1 - 13 of 13)
Title
200″ disc suspended from crane in Optical Shop
Format
photograph: negative
Series
Academic Divisions
Title
120″ grinding machine
Format
photograph: negative
Series
Academic Divisions
Title
18″ aperture, Schmidt Telescope in Instrument Shop
Format
photograph: negative
Series
Academic Divisions
Title
Exterior of Optical Shop
Format
photograph: negative
Series
Academic Divisions
Title
Positioning 200″ disc with steel edge band
Format
photograph: print
Series
Academic Divisions
Title
Special grinding tool for cylindrical holesin ribbed back of 120″ disk
Format
photograph: negative
Series
Academic Divisions
Title
200″ disc in the CIT Optical Shop
Format
photograph: print
Series
Academic Divisions
Title
Optical Shop from Visitor’s gallery
Format
photograph: print
Series
Academic Divisions
Title
Silvering the mirror for the 100″ telescope at Mt. Wilson
Format
photograph: negative
Date
1931-02-25
Series
Academic Divisions
Description
Far left: Beebe; far right: Pease.
Title
Tenth scale model of 200″ telescope
Format
photograph: negative
Series
Academic Divisions
Title
200″ disc on special car and train
Format
photograph: negative
Series
Academic Divisions
Description
Transported from Corning, NY to Pasadena (Edwin Hubble is at the far right).
Title
Interior of Optical Shop, from visitor’s gallery
Format
photograph: negative
Series
Academic Divisions
Title
Exterior of Instrument Shop
Format
photograph: negative
Series
Academic Divisions
Description
Showing anexed driveway connection to Optical Shop to the right.
