$35
Dr. Wells Selection of Stereoscopic Charts, published by American Optical Co. , No. 1965, approximately fifty cards from sets by Kroll, Dahlfeld, Hale, and Keystone , compiled for testing eyesight of U.S. government aviators, in maker's box with label; a stereoscope; field glasses and octagonal-framed spectacles (chipped).
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Auctioneer:
Skinner
Date:
2005-10-20