La Rochefoucauld-Liancourt, François-Alexandre-Frédéric, duc de, 1747–1827
Travels through the United States of North America
1799
2
Herndon, William Lewis, 1813–1857
Exploration of the valley of the Amazon
1854
3
Clúny, Alexander
The American traveller, or, Observations on the present state, culture and commerce of the British colonies in America, and the further improvements of which they are capable