04.08 Pioneering, Overall Western Expansion

04.08.01 : Billington, Ray Allen, Westward Expansion, A History of the American Frontier, published in 1949. [Click on Number to Read Review]

04.08.02 : Davidson, Donald; Carter, Hodding, and many others, Rivers of America Series, 65 volumes, published between 1937 and 1974. [Click on Number to Read Review]