Original photograph: 15 x 9 cm, black & white photo, with "A" written in front in pencil, caption under photo reads "#256 - South Branch Canal flume, looking upstream from spillway. March 11th, 1909", from Brown Album, reorganized by Elaine Roggensees, 1987 Digital reproduction of photograph: South Branch Canal flume, looking upstream from spillway, Brown Album, Bureau of Reclamation
