Oregon was jointly occupied and contested between the United States and His Britannic Majesty. Burr reflects the American view of the dispute as his map shows Oregon extending from the South Pass to the boundary of the Russian Possessions including all of British Columbia. The map is substantially derived from other maps but it is bright and colorful and one of the few maps available that concentrate on the old Oregon Territory before it was reduced by treaty.
This example is in excellent condition. Image size is approximately 11 x 13 (inches),