Scale approximately 1:24,00 ; polyconic projection (W 93°28ʹ07ʺ--W 92°59ʹ25ʺ/N 45°04ʹ03ʺ--N 44°52ʹ18ʺ).
Note
"For additional copies see Farnham Stationery & School Supply Co. ... Minneapolis, Minnesota." Includes attached tape to measure relative distance. Includes explanatory text and indexes.