1. A map of America between latitudes 40 and 70 north and longitudes 45 and 180 west exhibiting Mackenzie's track from Montreal to Fort Chipewyan & from thence to the north sea in 1789 & to the west Pacific Ocean in 1793 Yale Public content 1801. 2003-03-24T17:07:04Z. 2017-01-17T22:12:17Z. Mackenzie, Alexander, 1764-1820. Published by Alexander Mack Kenzie. English. Public. Canada.