Keywords: Lake Washington Ship Canal, U.S. Government Locks, Seattle, Washington. Upper guard gate, Upstream side large locks. - NARA - 298855.jpg Scope and content The US Army Corps of Engineers extensively photographed many of the Civil Works project and river and harbor improvement that they were involved with The Lake Washington Ship Canal and the Hiram Chittenden Locks were built to allow passage between fresh water Lake Union and salt water Puget Sound General notes 298855 Local identifier Department of Defense Department of the Army Office of the Chief of Engineers North Pacific Division Seattle District 09/18/1947 - 06/14/1979 NARA's Pacific Alaska Region Seattle NRIAS 6125 Sand Point Way NE Seattle WA 98115-7999 1915-06-18 Record group Record Group 77 Records of the Office of the Chief of Engineers 1789 - 1999 Record group ARC 406 Civil Works Project Photographs compiled ca 1900 - ca 1977 Series ARC 580875 File unit File unit ARC Variant control numbers NAIL Control Number NRIS-77-SEAPHOTOS-LWSC2 Other versions <gallery> File Lake_Washington_Ship_Canal _U S _Government_Locks _Seattle _Washington _Upper_guard_gate _Upstream_side_large_locks _-_NARA_-_298855 tif tif File Lake_Washington_Ship_Canal _U S _Government_Locks _Seattle _Washington _Upper_guard_gate _Upstream_side_large_locks _-_NARA_-_298855 jpg jpg </gallery> NARA-cooperation PD-USGov 1915 in Seattle Hiram M Chittenden Locks construction |