A Rough Tracing of Part of British Columbia from the Columbia River to Fraser River &c. from one in the profession of the Hudson Bay Co.
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Chart shewing part of the Coast of N.W. America with the tracks of His Majesty's Sloop Discovery and Armed Tender Chatham, Commanded by George Vancouver Esq. and prepared under his immediate inspection by Lieut. Joseph Baker in which the continental shore has been correctly traced and determined from lat. 51 45ʹ N. and long. 232 08ʹ E. to lat. 57 30ʹ N. and long. 226 44ʹ E. at the periods shewn by the tracks ; Warner, sculp.