Letter from Robert M. McLellan and William H. Evans to Paul Douglas, 1947 June 30
Reflecting telescopes -- Design and construction
Letter from Robert M. McLellan and William H. Evans to Paul Douglas reporting that Peate's glass lens still had scientific value in 1947 and should be mounted and tested.
McLellan, Robert M., and Evans, William H.
American University Library. Archives and Special Collections
1947 June 30
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Is Part Of
American University: The formative years
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