Author
Casgrain, H. R. 1831-1904
1
Evans, Lewis, 1700?-1756
1
Frontier Forts and Trails Survey
1
Gipson, Lawrence Henry, 1880-1971,
1
J.-C. B.
1
Kent, Donald H.,
1
Lessing J. Rosenwald Reference Collection (Library of Congress)
1
Pennsylvania Historical Commission
1
Pennsylvania Historical Survey
1
Stevens, Sylvester Kirby, 1904-1974,
1
Woods, Emma Edith,
1