TY - RPRT TI - Surface water supply of the United States, 1922, Part IX, Colorado River basin AU - Nathan C. Grover AU - Robert Follansbee AU - A.B. Purton AU - Roger C. Rice PY - 1927 DO - 10.3133/wsp549 UR - https://pubs.usgs.gov/publication/wsp549 ID - wsp549 ER -