H71.67.3W

Construction of Posey Tube; left image shows pile driver at work; middle image shows Posey Tube construction looking toward Oakland; right image shows Posey Tube construction, Alameda Portal. Albums: a: First album of photographs of the construction of the Posey Tube to Alameda, July 10, 1925 - 12 23 1925. b: Second album - 10/19/26. c: Third album - 2/7/27. d: Fourth album - 2/29/28. These albums have been assigned new accession numbers: A retains 71.67.1. B has become 71.67.2. C has become 71.67.3 and D has become 71.67.4.