US Geological Survey - on upper Cedar River near E end, Cedar Lake. prints and negs - 9-30-1954 - LHB 03920-03926, 1954 - 1954, Box: 2, Folder: 03920. Water Department Photographic Negatives, 8200-13. Seattle Municipal Archives. https://leglas100/finding-aids/repositories/2/archival_objects/194403 Accessed June 02, 2026.