Map of the Mississippi River around the Quad Cities with details of the cities of Moline, Davenport, and Rock Island. Complied from survey of Upper Mississippi River in 1878 and 1879 under direction of Bvt. Lt. Col. F. U. Farquhar, U.S.A. Major, Corps of Engr's; with additions from notes and surveys done under the direction of Bvt. Maj. Gen'l G. K. Warren, U.S.A. Major, Corps of Engr's, Col. J. N
