Telescoptics

Scientific American 1946 / 9 Vol. 175; Iss. 3

Telescoptics

Ingalls, Albert G.
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Volume:
175
Language:
english
Journal:
Scientific American
DOI:
10.1038/scientificamerican0946-143
Date:
September, 1946
File:
PDF, 477 KB
english, 1946
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