Army extension courses: aerial photography and interpretation of aerial photographs.
Date
1938-06-30
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Publisher
U. S. Government Printing Office.
Abstract
In an envelope from the War Department is assignments, exams, and solutions, as well as photographs, maps, and tracing paper.
Description
Envelope: 11 x 7 inch. Printed. 21 sheets 6 x 9 inch. Printed recto and verso. 2 photographs: 6 x 9 inch. Situation map: 16.5 x 20 inch. Printed. Large tracing paper: 14 x 20 inch. Small tracing paper: 4.5 x 7 inch. Situation map: 20 x 26 inch. Printed. Images stitched to preserve content.
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Keywords
Envelope, Aeronautics, Photograph, Map