English: Log cars of the Mud Bay Logging Company at the Mud Bay, Thurston County, Washington log dump. Cropped from original photograph scanned at UW Libraries. Photographer was Clark Kinsey (1877-1956) of Snoqualmie and Seattle (biographic sketch). Photograph undated, probably from 1930s; Mud Bay Logging Company went out of business in 1941 and Kinsey stopped taking logging photographs around 1945. [Mud Bay Logging Co Olympia Wash No. 21]
This work is in the public domain because it was published in the United States between 1929 and 1963, and although there may or may not have been a copyright notice, the copyright was not renewed. For further explanation, see Commons:Hirtle chart and the copyright renewal logs. Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (70 years p.m.a.), Mainland China (50 years p.m.a., not Hong Kong or Macao), Germany (70 years p.m.a.), Mexico (100 years p.m.a.), Switzerland (70 years p.m.a.), and other countries with individual treaties.