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Blue Corridor in the U.S. Patent Office. [ca. 1870] 1860?-1895?
New York Public Library
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This is an Anaglyph (what is that?)
Created over 8 years ago
250 views
Blue Corridor in the U.S. Patent Office. [ca. 1870] 1860?-1895?
New York Public Library
View original item
This is an Anaglyph (what is that?)
Created over 8 years ago
250 views