61. Beaver Lake, Conejos Cañon, Colorado Creator: O'Sullivan, Timothy H., 1840-1882; United States. War Department. Corps of Engineers Format: Photographs Collection: Photographs of the American West / Stereograph Collection Date: [1874] Institution: Boston Public Library
62. Big Tree Station, near Felton, Santa Cruz, S. P. C. R. R. Creator: Watkins, Carleton E., 1829-1916 Format: Photographs Collection: Photographs of the American West Date: [ca. 1876–1879] Institution: Boston Public Library
63. Bill Williams' Mountain; Peak in the Mogoyon Range, Arizona, 1,230 miles from Missouri River. Creator: Gardner, Alexander, 1821-1882 Format: Photographs Collection: Photographs of the American West Date: [ca. 1867–1868] Institution: Boston Public Library
64. Black Cañon, Colorado River, from Camp 8, looking above Creator: O'Sullivan, Timothy H., 1840-1882; United States. War Department. Corps of Engineers Format: Photographs Collection: Photographs of the American West Date: [1871] Institution: Boston Public Library
65. Black Cañon, Colorado River, from Camp 8, looking above Creator: O'Sullivan, Timothy H., 1840-1882; United States. War Department. Corps of Engineers Format: Photographs Collection: Photographs of the American West Date: [1871] Institution: Boston Public Library
66. Black Cañon, Colorado River, looking above from Camp 7 Creator: O'Sullivan, Timothy H., 1840-1882; United States. War Department. Corps of Engineers Format: Photographs Collection: Photographs of the American West Date: [1871] Institution: Boston Public Library
67. Black Cañon, Colorado River, looking above, from Camp 7 Creator: O'Sullivan, Timothy H., 1840-1882; United States. War Department. Corps of Engineers Format: Photographs Collection: Photographs of the American West Date: [1871] Institution: Boston Public Library
68. Black Cañon, Colorado River, looking above from Mirror Bar Creator: O'Sullivan, Timothy H., 1840-1882; United States. War Department. Corps of Engineers Format: Photographs Collection: Photographs of the American West Date: [1871] Institution: Boston Public Library
69. Black Cañon, Colorado River, looking below from Big Horn Camp Creator: O'Sullivan, Timothy H., 1840-1882; United States. War Department. Corps of Engineers Format: Photographs Collection: Photographs of the American West Date: [1871] Institution: Boston Public Library
70. Black Cañon, Colorado River, looking below, near Camp 7 Creator: O'Sullivan, Timothy H., 1840-1882; United States. War Department. Corps of Engineers Format: Photographs Collection: Photographs of the American West Date: [1871] Institution: Boston Public Library
71. Black Cañon, Colorado River, looking below, near Camp 7 Creator: O'Sullivan, Timothy H., 1840-1882; United States. War Department. Corps of Engineers Format: Photographs Collection: Photographs of the American West Date: [1871] Institution: Boston Public Library
72. Black Foot, Standing Bear, Big Eagle, Sioux Creator: Rinehart, F. A. (Frank A.) Format: Photographs Collection: Photographs of the American West Date: (c) 1898 Institution: Boston Public Library
73. Black Horse Creator: Jackson, William Henry, 1843-1942, Geological and Geographical Survey of the Territories (U.S.), and Geological Survey of the Territories (U.S.) Format: Photographs Collection: Photographs of the American West Date: [1868] Institution: Boston Public Library
74. Black Horse, Arapahoe Creator: Rinehart, F. A. (Frank A.) Format: Photographs Collection: Photographs of the American West Date: (c) 1900 Institution: Boston Public Library
75. Black Man, (Arapahoes) Creator: Rinehart, F. A. (Frank A.) Format: Photographs Collection: Photographs of the American West Date: (c) 1898 Institution: Boston Public Library
76. Black Otter, Arapahoe Creator: Rinehart, F. A. (Frank A.) Format: Photographs Collection: Photographs of the American West Date: (c) 1898 Institution: Boston Public Library
77. Bluff opposite Big Horn Camp, Black Cañon, Colorado River Creator: O'Sullivan, Timothy H., 1840-1882; United States. War Department. Corps of Engineers Format: Photographs Collection: Photographs of the American West Date: [1871] Institution: Boston Public Library
78. Boggs Ranche on the Purgatory, Southern Colorado, 530 miles from Missouri River. Creator: Gardner, Alexander, 1821-1882 Format: Photographs Collection: Photographs of the American West Date: [ca. 1867] Institution: Boston Public Library
79. The Book Cliffs near Green River, Utah Creator: Jackson, William Henry, 1843-1942; W.H. Jackson Photograph and Publishing Co. Format: Photographs Collection: Photographs of the American West Date: [ca. 1879–1894] Institution: Boston Public Library
80. Bridalveil Fall from Coulterville Trail, Yosemite Creator: Watkins, Carleton E., 1829-1916 Format: Photographs Collection: Photographs of the American West Date: 1865–1866 Institution: Boston Public Library