Category
page 1American topographers
George Meade
United States Army general and civil engineer (1815–1872)
William Henry Holmes
American academic, painter and illustrator (1846-1933)
William H. Emory
Union Army general (1811-1887)
Gilbert Imlay
American army officer
Irene Fischer
Austrian mathematician (1907-2009)
Henry Gannett
United States geographer (1846-1914)
John James Abert
American soldier (1788-1863)
François E. Matthes
Dutch-American topographer and geologist