Original photograph: 21 x 14 cm, black & white photo, with "NA" written on front in pencil, caption under photo reads "#65 - View showing the gap at the lower end of Alkali valley, Ore. Proposed site of inverted siphon. June 11, 1905", site typed si te, from Brown Album, reorganized by Elaine Roggensees, 1987 Digital reproduction of photograph: View showing the gap at the lower end of Alkali Valley, Ore.(Brown Album, Bureau of Reclamation)
