Keywords: FMIB 38660 Machinery for Moving a Lock Gate.jpeg Machinery for Moving a Lock Gate Subject Locks Hydraulic Engineering --Design and Construction Tag Panama Canal 1913 Cite book Panama Canal Haskin Frederic J Garden City NY Doubleday Page Company 1913 Facing page 51 Creator Ernest Red Hallen PD-UWASH-FMIB Institution University of Washington FMIB-source accession number 38660 Construction of the Panama Canal Panama Canal Zone in the 1910s The Panama Canal book 1913 Canal lock winding gear |