Unknown2019-09-162019-09-161955-07-25RPB-106-05-007http://hdl.handle.net/20.500.11867/18027Single sheet 8.5 x 11 inch. Typed. Year est."Rising from the massive concrete blocks of Hungry Horse Dam, the 13-1/2-foot diameter penstock pipes and the 8-foot river outlet pipes (in foreground) look like gigantic rocket launching tubes." Referred to photograph is not in the collection. See also RPB-106-06-001 and 002, as well as RPB-106-07-007.MontanaDams;