Thwaites, R. G. (1904). Early western travels, 1748-1846: A series of annotated reprints of some of the best and rarest contemporary volumes of travel, descriptive of the aborigines and social and economic conditions in the middle and far West, during the period of early American settlement. Cleveland, Ohio: The Arthur H. Clark Company.

Thwaites, Reuben Gold. Early Western Travels, 1748-1846: A Series of Annotated Reprints of Some of the Best and Rarest Contemporary Volumes of Travel, Descriptive of the Aborigines and Social and Economic Conditions in the Middle and Far West, During the Period of Early American Settlement. Cleveland, Ohio: The Arthur H. Clark Company, 1904.

Thwaites, Reuben Gold. Early Western Travels, 1748-1846: A Series of Annotated Reprints of Some of the Best and Rarest Contemporary Volumes of Travel, Descriptive of the Aborigines and Social and Economic Conditions in the Middle and Far West, During the Period of Early American Settlement. Cleveland, Ohio: The Arthur H. Clark Company, 1904.