1. Some observations on the situation, disposition, and character of the Indian natives of this continent Author(s): Benezet, Anthony, 1713-1784 Publication: Philadelphia : Printed and sold by Joseph Crukshank, in Market-Street, MDCCLXXXIV [1784] Subject(s): Indians, North American -- ethnology
2. Instructions for research relative to the ethnology and philology of America Author(s): Gibbs, George, 1815-1873 Publication: Washington : Smithsonian Institution, [1863] Subject(s): Indians, North American -- ethnologyLinguisticsData Collection -- methodsUnited States