Scale varies on profile.; "Archibald Campbell, Esq., Commissioner ... Compiled from reconnaissances by the various parties under command of Capt. Wm. J. Twining, chief astronomer, and Capt. James F. Gregory, Lieut. Francis V. Greene, assistants."
39 x 54 centimeters
Scale 1:506880, 1 inch = 8 miles.
General Map Collection