These are sixty letters to William Clark, a physician in London and Bradford, Wiltshire.

This is an unpublished manuscript.

This is a paper written for a history course taught by Richard H. Shryock at Gettysburg College in 1949.

This dissertation discusses Nathaniel Chapman's participation in and influence on the medical profession in Philadelphia.

These are letters of William Hewson, Mary Stevenson Hewson, and Thomas Tickell Hewson, chiefly to members of the family on personal affairs. There are also a transcript of a draft of William Hewson's account of his quarrel with Dr. William Hunter and a letter from Barbeu Du Bourg to Mary Stevenson Hewson.

These are letters, chiefly concerning professional appointments and honors, from Samuel D. Gross, Charles F. Himes, S. Weir Mitchell, and Benjamin Silliman. Also included are drafts of Wormley's replies.

These photostats are selections from the original manuscript, which is a portion of a volume entitled "Letters, facts, and observations upon a variety of subjects." The topics include medicine, slavery, the African church, gossip and social events, the deaths of prominent Philadelphians, and Rush's philosophy on various subjects. Contains questions for Alexander McGillivray, on diseases, mortality, passions of Creek Indians.

This item contains entries about prominent people (primarily accounts of their deaths); Philadelphia events and gossip; the Pennsylvania Hospital; questions for Meriwether Lewis on Indian physical history, medicine, morals, and religion; and his views on marriage, religion, physicians, etc. Also includes meeting with Captain Wells and Little Turtle; speculations on Indian skin color at the equator.