1Enclosure: Richard Channing Moore to David Hosack, 20 October 1806 (Jefferson Papers)
The discordant opinions which are held by physicians of the first reputation, upon the Subject of yellow fever, have prevented me from Replying to your letter of january last, lest the information which I may offer should give rise to such observations as would necessarily involve me in a medical controversy— From frequent conversations with my worthy preceptor, the late Mr. Richard Bayley ,...