Thomson, John, 1777-1840
Person
Dates
- Existence: 1777 - 1840
Biography
John Thompson was a mapmaker.
Found in 1 Collection or Record:
Spanish North America, 1814
Item — Map-case 4, drawer: 1, map: 72
Identifier: 1500.026.4.1.72
Scope and Contents
The map is largely based on the explorations of Humboldt in new Spain and Long in the Rocky Mountains and the West. It includes extensive notes along the lower Missouri and Mississippi and good detail in the Rocky Mountain regions. THere are two salt lakes and a misterious river connecting them. Nice detail in Arizona and alongn the Colorado, and an early projection of Baja California.
Dates:
1814