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- Allegheny Observatory Records (4) + -
- Pitt Campus Life (3) + -
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- Astronomical instruments (4) + -
- Pennsylvania (4) + -
- Pittsburgh (Pa.) (4) + -
- Pittsburgh. (4) + -
- Allegheny Observatory (Pittsburgh, Pa.) (3) + -
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- Jordan, Frank Craig, 1865-1941. (1) + -
- Workshops (1) + -
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Title
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CreatorAllegheny Observatory
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Dateca. 1920-1940
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TypeImage
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Location
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Identifier6422.415.AO
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Collection
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Contributor
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Title
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CreatorAllegheny Observatory
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DateMay 16, 1913
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TypeImage
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Location
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Identifier6422.414.AO
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Collection
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Contributor
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Title
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CreatorAllegheny Observatory
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DateJuly 7, 1915
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TypeImage
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Location
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Identifier6422.41.AO
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Collection
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Contributor
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Title
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CreatorAllegheny Observatory
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DateMay 8, 1914
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TypeImage
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Location
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Identifier6422.421.AO
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Collection
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Contributor