Original photograph: 17 x 12 cm, black & white photo, with "A" written in front in pencil, "97" in red ink, caption under photo reads "Lateral "F" distribution system. D.W.M. 8/1/06", from Brown Album, reorganized by Elaine Roggensees, 1987 Digital reproduction of photograph: Lateral "F" distribution system, Brown Album, Bureau of Reclamation