He wrote 17 Volumes/Books the most famous was “The Oregon Trail” which was essentially a diary of his trip from Boston to St. Louis with his cousin Shaw and amongst the American Indians.
Here is Wikipedia link:
Here is a link to Francis Parkman’s Genealogy:
Francis Parkman – REPRESENTATIVE SELECTIONS, WITH INTRODUCTION, BIBLIOGRAPHY, AND NOTES BY WILBUR L. SCHRAMM Assistant Professor of English University of Iowa – 648 pages DIGITIZED
A life of Francis Parkman by Charles Haight Farnham – 426 pages DIGITIZED