This black and white photograph of the construction of the San Francisco-Oakland Bay Bridge was taken on September 7, 1934 and shows a bridge worker standing on a steel beam suspended high above the water.

Source Citation

Item Identification Number: F2516 (6–329)
Collection Title: Records of the California Department of Public Works, Division of Highways, Bridge Department–Toll Bridges
Item Description: San Francisco–Oakland Bay Bridge construction, Tower #3, September 7, 1934.