West end of Lake Erie and Detroit River : from surveys under the direction of the Topographical Bureau of the War Department, in obedience to acts of Congress requiring the survey of the northern and north western lakes
West end of Lake Erie and Detroit River
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West end of Lake Erie and Detroit River : from surveys under the direction of the Topographical Bureau of the War Department, in obedience to acts of Congress requiring the survey of the northern and north western lakes
triangulation by Lieut. J.N. Macomb Corps Topl. Engrs. ; hydrography & topography by Lieuts. J.N. Macomb, I.C. Woodruff, J.W. Gunnison & E.P. Scammon Corps Topl. Engrs. and Messrs. R.W. Burgess, J.F. Peter & J.H. Forster assistants ; under the orders of Lieut. Col. James Kearney Corps Topl. Engrs. 1849 ; reduction for engraving by John Lambert draughtsman and engraved by W. Smith under the direction of Capt. T.J. Lee Corps Topl. Engrs.
Depths shown by soundings and isolines.
Includes sailing directions and water level table.
"Detroit River from surveys by Lieuts. J.N. Macomb & W.H. Warner Corps Topl. Engrs. in 1840 '41 & '42."
Label pasted in lower left corner: Presented to the Public Library of the City of Boston by Capt. Geo. G. Meade Top. Engrs. Supdt. Survey of the Lakes.