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Lamp Filament a Coiled Wire, X Ray Diagnoses Elephant's Arthritis, and more
McHugh, F. D., Klemin, Alexander, Buchanan, A. E.Volume:
151
Language:
english
Journal:
Scientific American
DOI:
10.1038/scientificamerican0734-32
Date:
July, 1934
File:
PDF, 4.66 MB
english, 1934