| Unidentified photographer/creator Untitled image showing a lady viewing in a Becker-style scope n.d. Stereocard, detail Jefferson Stereoptics Courtesy of John Saddy (Auction, Tue, Dec 12, 2006 & Thu, Dec 14, 2006, # 06-4, Lot 74) LL/15801 Maker unmarked, looks European and early.
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