View of the construction of a 1,0000,0000-barrel concrete oil reservoir, which was built by the Weber-Duller Company for the Union Oil Company near San Luis Obispo, California, with horse-drawn wagon teams and workers visible behind the reservoir wall. "Weber-Duller Co. of L.A. constructing 1,000,000 Bbl. Concrete Reservoir at Tank Farm near San Luis Obispo, Cal. Sept. 6, 1910 Aston-Photo-no. 83"--text on image. Postcard verso has handwritten message addressed to Miss Ethel Passmore at 945 St. Paul St. in Rochester, New York, from her mother.
1 photograph : print ; sheet 8.4 x 17 cm (postcard format)