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![Tunnel No. 2, Echo Canon, U.P.R.R. [Union Pacific Railroad]. 1865?-1885?](/view/96305.png?n=1)
Tunnel No. 2, Echo Canon, U.P.R.R. [Union Pacific Railroad]. 1865?-1885?
New York Public Library
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This is an Anaglyph (what is that?)
Created over 2 years ago
417 views
Tunnel No. 2, Echo Canon, U.P.R.R. [Union Pacific Railroad]. 1865?-1885?
New York Public Library
View original item
This is an Anaglyph (what is that?)
Created over 2 years ago
417 views