Original photograph: 14 x 9 cm, black & white photo, with "NA" written in front in pencil, caption under photo reads "#261. Pumping Plant, Marsh Demonstration Farm on left. March 23rd, 1909", from Brown Album, reorganized by Elaine Roggensees, 1987 Digital reproduction of photograph: Pumping Plant, Marsh Demonstration Farm on left, Brown Album, Bureau of Reclamation