H71.67.1AAA

Caption (on front of photo) "44- Driving 14 inch steel sheet piling 50 feet long at south end of Oakland dry excavation section. Final depth of excavation at this point to be 74 feet with top of sheet piling 25 feet below ground surface." Text; (on back of photo) "Camera 8 x 10, Lens 7", Scene; Pile-driver working on Harrison just south of 1st St., driving steel piling; Location of camera on top of dirt-pile on east side of Harrison and south of 1st St., pointed south-west Print 8 x 10 contact Date Sept, 24th Witness; Mr. James O'Conner of your engineering sta."f.