Trial tunnel. Before it is composed of rich brown iron ore

Author
Description
Probing gallery with a pile of ironstone in front of it. eng. Trial tunnel. Before it is composed a rich brown iron ore. rus
  Prokudin-Gorskii, Sergei Mikhailovich  (1863-1944).    
Probnoia shtol'nia. Pered nei slozhen bogatyi buryi zheliezniak [graphic]. - [1910]. - 1 negative (3 frames): glass, b \u0026 w, three-tone separation; 24x9 .
1. Territory of Russia (collection). 2. Adits. 3. Iron mining. 4. Geological workings out - Ufa province - 1910 - Photographs. 5. Color of negatives. 6. Glass negatives. 7. Photos are documentary.
ББК 26.45я61
ББК 85.163 (2)
E-copy source: Library of Congress
Original storage: Library of Congress; Prints and Photographs Division
Catalogue object
Collections