A1999-004.489 : Clearing Peninsula Slough Channel [Peninsula Drainage Canal] [Columbia Slough Channel]
Thursday, October 20, 1932
A1999-004
AP/3350
Black and white
5 X 7
Personnel and construction equipment visible in photograph. See A1999-004.440 - A1999-004.442 for additional photographs. Negative : A2009-009.1606