At head of title: Survey of the northern and north western lakes. Made in obedience to acts of Congress and under the direction of the Bureau of Engineers of the War Department
Includes: Sailing Directions -- Dangers to be avoided -- Magnetic Declinations -- Note -- Lighthouses -- Note.
Includes inset map: Head of Green Bay and entrance to Fox River
Projected from Trigonometrical Surveys executed under the orders of Col. J.D. Graham U.S. Engrs. in 1863. and Col. W.F. Raynolds. A.D.C. and Maj. of Engrs. in 1864.