Cartographic Details: Scale approximately 1:1,050,000 (W 97°00'--W 89°0'/N 49°00'--N 43°00'). "The green guide series"--Cover. Includes inset of "Cook County, n.e. corner of Minnesota," and "Minnesota index, 1920." 66 x 47 centimeters 1:1,050,000 General Minnesota Maps