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Folder 19, LLB, 3, SCA Main Stacks, Collection Cabinets [Cabinet: 4, Drawer: B], PH--00100, L. F. Manis Photograph Collection, Series I.

Archival objects in this container:

  1. Construction on the frame for the Hoover Dam diversion tunnel, 1932 February 05
  2. Workers posing on top of the frame at the beginning of the Hoover Dam diversion tunnel, 1932 April 12
  3. Wood base for the cylinder of the Hoover Dam diversion tunnel, 1932
  4. Wood base for the cylinder of the Hoover Dam diversion tunnel, 1934 January 31
  5. Wood base for the cylinder of the Hoover Dam diversion tunnel, 1932 January 30
  6. Rock opening and penstocks for Hoover Dam diversion tunnel construction, 1933 May 10
  7. Construction on the upper portals Hoover Dam diversion tunnel no. 1, approximately 1932-1933
  8. Workers with a steam shovel and dump truck inside a diversion tunnel, 1933 October 30
  9. Construction truck loaded with wood for a tunnel inside Hoover Dam, 1931 December 08
  10. Workers placing dynamite for water diversion during construction of the Hoover Dam diversion tunnel, approximately 1930-1935
  11. Workers placing dynamite for water diversion during construction of the Hoover Dam diversion tunnel, approximately 1930-1935
  12. Water beginning to divert through tunnels, approximately 1930-1935
  13. Diversion tunnels in use after the completion of the Hoover Dam, 1935
  14. Diversion tunnels in use after the completion of the Hoover Dam, 1935
  15. Diversion tunnels in use after the completion of the Hoover Dam, 1935
  16. Hoover Dam, Lake Mead, and diversion tunnels in use, undated
  17. Diversion tunnels in use after the completion of the Hoover Dam, approximately 1933-1935