Relief shown pictorially.
Left sheet, top right: XIX.
Right sheet, top right: XX.
Left sheet: bottom right: 22. Right sheet: bottom right A22.
Prime meridian: Ferro.
Source of map: Atlas moderne ou collection de cartes sur toutes les parties du globe terrestre.
Map focuses on the Russian Empire in the late 18th century. The tip of Alaska's Seward Peninsula is show with a note that the coast was discovered in 1730.