Rising Wolf, the white Blackfoot; Hugh Monroe's story of his first year on the plains,

Mode of access: Internet.

Personal narrative of travels to the equinoctial regions of America, during the years 1799-1804 /

Mode of access: Internet.

Cosmos: a sketch of a physical description of the universe ...

Mode of access: Internet.

Examen critique de l'histoire de la géographie du nouveau continent : et des progrès de l'astronomie nautique aux 15 me et 16 me siècles

Originally published as "I. ptie., 4. section" of "Voyage de Humboldt et Bonpland."

Lettre de m. Arago ä m. Alexandre de Humboldt

Bound with Germain, S. Considerätions gënërales sur l'ëtat des sciences et des lettres. Paris, 1833

Letters from the Red Sea, Egypt, and the continent.

Mode of access: Internet.

Lives of the brothers Humboldt, Alexander and William.

Each biography has also special t.-p.: Alexander von Humboldt: a biographical monument. By Professor Klencke. Tr. from the German, by Juliette Bauer; Life of William von Humboldt. Tr. and abridged from the German of Schlesier, by Juliette Bauer.

Memorial book of the sesquicentennial celebration of the founding of the College of New Jersey and of the ceremonies inaugurating Princeton University.

"Published for the Trustees of Princeton University."

A text-book of obstetrics, including the pathology and therapeutics of the puerperal state. Designed for practitioners and students of medicine.

Translation of Lehrbuch der Geburtshülfe.

Life of Alexander von Humboldt.

Mode of access: Internet.

An Indian winter, or With the Indians in the Rockies,

A narrative of the adventures of Thomas Fox, and Pitamakan, a Blackfoot Indian boy, in the mountains of western Montana.

The development of the human body;

Mode of access: Internet.

A handbook of rocks, for use without the petrographic microscope,

Mode of access: Internet.

Human anatomy; a complete systematic treatise by English and American authors;

"This work also published in five parts"

The farmer's land-measurer : or, Pocket companion, showing at one view, the content of any piece of land from dimensions taken in yards; with a set of useful agricultural tables /

Mode of access: Internet.