- A discourse on the advantages of a national university: especially in its influence on the union of the States : delivered, by request, to the Erodelphian Society of Miami University, on the seventh anniversary of that institution, September 25th, 18321
- A discourse on the connexion between chemistry and medicine: delivered in the University of Pennsylvania, Nov. 5, 18181
- A discourse on the first centennial celebration of the birth-day of Washington: delivered by request, to the citizens of Lexington, on the 22nd of February, 18321
- A discourse on the privileges and duties of man as a progressive being: delivered before the New-York Alpha of the Phi Beta Kappa Society, July 23, 18331
- A discourse on the vice of gambling: delivered, by appointment, to the Anti-Gambling Society of Transylvania University, November 2nd and 3rd, 18351
- A discourse pronounced by request of the Society for Instructing the Deaf and Dumb: at the City Hall in the city of New-York, on the 24th day of March, 18181
- A discourse, before the Humane Society, of the Commonwealth of Massachusetts: Boston, June 14, 18081
- A discourse, delivered at the dedication of the American Asylum for the Education of Deaf and Dumb Persons: May 22d, 18211
- A discourse, delivered before the members of the Boston Female Asylum: Friday, Sept. 25, 1801, being their first anniversary1
- A discourse, delivered before the officers and members of the Humane Society of Massachusetts, 11 June, 18111
- A discourse, read before the Rhode-Island Medical Society, on their anniversary, September, A.D. 18121
- A discourse, read before the Rhode-Island Medical Society, on their anniversary, September, A.D. 18131
- A disquisition on the evils of using tobacco: and the necessity of immediate and entire reformation : delivered before the Fall River Lyceum, and before the congregation to whom the author statedly ministers1
- A dissertation on diseases of the joints: read to the Massachusetts Medical Society, at the request of the Council1
- A dissertation on the progress of medical science, in the Commonwealth of Massachusetts: read at the annual meeting of the Massachusetts Medical Society, June 6th, 18101
- A dissertation, on the importance and associability of the human stomach, both in health and disease: delivered before the Vermont Medical Society, at their annual meeting in Montpelier, Oct. 17, 18161
- A few thoughts on the necessity of medical reformation: in a lecture delivered before the class of the Reformed Medical School of Cincinnati, Ohio, November 6, 18431
- A history of the introduction and use of Scutellaria lateriflora (scullcap,) as a remedy for preventing and curing hydrophobia: occasioned by the the bite of rabid animals ; with cases ; accompanied with a plate of the plant1
- A lecture delivered at the opening of the Medical Department of the Columbian College, introductory to a course on the theory and practice of medicine1
- A lecture delivered to the students of the Medical College of Ohio: at the opening of the session, 1841-21