Lake Superior Sheet III The Soundings are in Feet --inset-- Track Survey of the Pic River by Mr. Philip E. Collins, Mids'n & Assistant Surveyor under the direction of Lieut H. W. Bayfield London Published according to Act of Parliament at the Hydrographical Office of the Admiralty, 15th Sept. 1828. ...
Lake Superior Sheet III The Soundings are in Feet --inset-- Track Survey ...