` Colorado River Navigation on the Colorado River, 1865. Mi-Ar Mohave wa p. 6, ?, 19 Supplies for the mines, 1863: . Mi-Ar Pima ar p. 5 Company formed to promote mines, roads, ferries, hotels,. real estate and towns in the Grand Canon. Mi-Ar co List of explorations 1539-1911- See: Water Supply. Rivers and Creeks. Colorado. "Colorado river and its utilization." p.16- 22