[No. 1109. Cascades at Soda Springs, near Central Pacific Railroad]
2016781
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Beinecke Rare Book and Manuscript Library > [No. 1109. Cascades at Soda Springs, near Central Pacific Railroad]
A mammoth plate is a photographic negative plate size, usually 18 by 21 inches (53.5 x 45.7 cm.) with photographic prints made through contact printing.