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Subject: Astronomy
Subject: Mount Wilson and Palomar Observatories
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Ira Sprague 1898-1973 (2)
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Showing results 1 - 2 of 2 for
Technology
Ira Sprague Bowen (1893-1973)
Ira Sprague Bowen (1893-1973)
Showing results 1 - 2 of 2 for
Technology
![Ira Sprague Bowen (1893-1973), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-0004].](https://ids.si.edu/ids/iiif/SIA-SIA2008-0004-000001/full/250,/0/default.jpg "Ira Sprague Bowen (1893-1973), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-0004].")
![Ira Sprague Bowen (1893-1973), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-0003].](https://ids.si.edu/ids/iiif/SIA-SIA2008-0003-000001/full/250,/0/default.jpg "Ira Sprague Bowen (1893-1973), Smithsonian Institution Archives, SIA Acc. 90-105 [SIA2008-0003].")