Letter from David Hume, Esq. to the author of The delineation of the nature and obligation of morality

Letter from David Hume, Esq. to the author of The delineation of the nature and obligation of morality (Hume, David, 1711-1776.) 5,[1]p. ; 8⁰. ([Edinburgh?,) 1795?]
The author of The delineation of the nature = James Balfour.
Drop-head title.
The paper is watermarked: 1794.
Reproduction of original from the Harvard University Houghton Library.
Goldsmiths', 16530
English Short Title Catalog, ESTCN4546.
Electronic data. Farmington Hills, Mich. : Thomson Gale, 2003. Page image (PNG). Digitized image of the microfilm version produced in Woodbridge, CT by Research Publications, 1982-2002 (later known as Primary Source Microfilm, an imprint of the Gale Group).