MapA map shewing the communication of the lakes and the rivers between Lake Superior and Slave Lake in North America. Relief shown by hachures. Prime meridian: London. In upper right corner: Gent. Mag. March 1790. Pt. I, p. 197. Available also through the Library of Congress Web site as a raster image.
- Contributor: Pond, Peter
- Date: 1790
MapA chart shewing part of the coast of N.W. America : with the tracks of His Majesty's sloop Discovery and armed tender Chatham Relief shown pictorially and by hachures. In upper right corner: 5. Insets: Entrance of Columbia River -- Gray's Harbour -- Port Discovery. Available also through the Library of Congress Web site as a raster image.
- Contributor: Vancouver, George - Baker, Joseph - Warner, John - Edwards, James - Robinson, G. G. (George G.)
- Date: 1798