Popular Science (1872-Present Popular Science Publishing Co.) Vol. 118 #4
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Published Apr 1931 by Popular Science Publishing Co..
- Spine split from top. Spine split from base. Corner Damage. Creasing. Denting. Edge damage. Residue. Soiling.
Volume 118, Issue 4 - April, 1931. Cover by Edgar Wittmack. Articles and special features on automobiles, aviation, photography, woodworking, new processes and inventions, hints for the mechanic and many more. 8.5" x 11.5", 152 pages, black and white. Cover price $0.25.