Travels in North America, in the years 1841-2; with geological observations on the United States, Canada, and Nova Scotia. By Charles Lyell.
Description:
Geological map of the United States and Canada in 1841 - 42. Colored areas indicate geological eras, mineral and rock formations.
Date:
1845
Creator:
Lyell, Charles, Sir, 1797-1875.
Partner:
UNT Libraries Special Collections