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Partial Report on Visual Requirements, Characteristics and Limitations of Present Visual Devices in Tanks and Means for Improving Sighting Telescopes and Periscopes

Armored Medical Research Laboratory (U.S.)

出版	Armored Medical Research Laboratory, 1943
URL	http://books.google.com.hk/books?id=6mbWjwEACAAJ&hl=&source=gbs_api