Views of NW Coast of America explored by the Boussole & Astrolabe, Sht-1 Portugal Contour lines were still uncommon

Contour lines were still uncommon on maps of the day

This is a rare separately issued thick-paper edition and is being sold as a COMPLETE SET OF 3 MAP SHEETS

Large folding map of the World

and much of New Mexico

created prior to the Louisiana Purchase and the Lewis and Clark expedition

Views of NW Coast of America explored by the Boussole & Astrolabe, Sht-1 Portugal Contour lines were still uncommonFive engraved coastal elevation views of the North West Coast of America explored by Jean Franois Galaup de La Prouse in his frigates the Boussole & Astrolabe in 1786. This plate is sheet 1 of 3 in the set and includes Views 1 through 5. Note: some views are "continued" on the next line which gives the appearance that there are seven views here.