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Earth and air issue...
Item # 631488 SCIENTIFIC AMERICAN, New York, June, 1925 The color-wrapper is captioned "Vacation Geology". Inside the issue is "Out of Doors With the Earth"; "Herbert Hoover and the Patent Office"; "the Low-Resistance Airplane"; and much more illustrations, articles and advertisements.
Complete in 70+ pages, unbound, and in very good condition.
Category: The 20th Century