Telescoptics

Scientific American 1947 / 8 Vol. 177; Iss. 2

Telescoptics

Ingalls, Albert G.
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Volume:
177
Language:
english
Journal:
Scientific American
DOI:
10.1038/scientificamerican0847-93
Date:
August, 1947
File:
PDF, 1.65 MB
english, 1947
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