Popular Science (1872-Present Popular Science Publishing Co.) Vol. 178 #4
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Published Apr 1961 by Popular Science Publishing Co..$12.00
View scans- Front cover detached 15%. Back cover detached 5%. Staple rust: Slight.
America's Leading New Idea Magazine. 6.5" x 9.5", 258 pages, B&W. Cover price $0.35.
