'Compiled from all available information by J.E. Spurr. Topographic base chiefly adapted from the maps of the Wheeler Survey.' 'U.S. Geological Survey, Bulletin No. 208, Pl. 1.' 'A. Hoen & Co. Lith. Baltimore, MD.' Relief shown by hachures and spot heights. Scale [ca. 1:950,000. 1 inch to approximately 15 miles] (W 120°--W 114°/N 40°--N 36°). Geological Survey bulletin, 208.
From the KLVX Steamboats on the Colorado Photograph Collection (PH-00156). Written on photo sleeve: "Buildings at Fort Mojave, Arizona Territory, 1871. Photo by T. H. O'Sullivan." Handwritten on verso: "Officer's quarters - right section"; "credit Smithsonian #106 WB71"; "Ft. Mojave at Wheeler Survey 1871 T.H. O'Sullivan photo." Stamp on verso: "Mohave Museum of History and Arts. Classification: Military, Negative No.: 122, Negative:, Contact: ."