Maps shows U.S. Highways, National parks, monuments, military reservations, and forests, improved and under construction roads, and pavement types.; "Data corrected to Dec. 31, 1927."; "Approved Federal aid mileage Michigan ... 5,235."; "Printed by the U.S. Geological Survey."
sheets 56 x 79 centimeters
Scale 1:500,000
General Map Collection