Keywords: FMIB 38689 Testing the Emergency Dam, Gatun Locks; Col Harry F Hodges.jpeg Testing the Emergency Dam Gatun Locks; Col Harry F Hodges Subject Locks Hydraulic engineering Dams--Panama Gatun Panama Hodges Harry F Geographic Subject Panama--Gatun Tag Panama Canal Dams People 1913 Cite book Panama Canal Haskin Frederic J Garden City NY Doubleday Page Company 1913 Facing page 275 Creator Ernest Red Hallen PD-UWASH-FMIB Institution University of Washington FMIB-source accession number 38689 Images from the Freshwater and Marine Image Bank to check Ernest Hallen Gatun Locks Construction of the Panama Canal United States Army Corps of Engineers People of Boston 1913 in Panama Canal Zone |