1. [Monument to Major John Wesley Powell] Creator: Powell, John Wesley, 1834-1902 Published / Created: undated Call Number: WA Photos 271 Collection Title: Frederick Samuel Dellenbaugh collection of photographs and drawings of the Colorado River region. Container / Volume: Box 4 | Folder 137 Image Count: 2 Resource Type: Prints & Photographs Found in: Beinecke Rare Book and Manuscript Library > [Monument to Major John Wesley Powell]