Law, Andrew. The Christian Harmony: or the Second Part of the Art of Singing: Comprising a Select Variety of Psalm and Hymn Tunes: Calculated for Schools and Churches. [Windsor, Vermont]: [Nahum Mower], . This is Part Two of [The Art of Singing; in three Parts...&c. Printed at Windsor, Vermont, by Nahum Mower. 1805.] 
Leather spine, plain blue paper over wooden boards, some leather & paper missing with the boards weakly attached. Oblong 14 cm (5 1/2 x 9 inches). Contemporary inscriptions in brown ink on end papers and title page, including "Francis W. Swan of Bloomfield, Norridgewock, Maine." Pages run (99)-154, 155-156 badly tattered with loss and tipped in at front. DEFECTIVE: lacking 2 leaves at end, pp. 157-160. Top inside margin of tp torn with loss, one partly-repaired tear to one leaf, page edges a bit tattered in places. Good. Hardcover.
Part Two of the larger work here bound separately, beginning with the Title for Part Two, which is p. (99) of the larger work, continuing to the end of the part. See Crawford, Andrew Law, American Psalmodist, p. 279.
Part of Stanislaw 128. Four-shape shape-note music system.
Andrew Law (1749-1821), b. Milford, Ct; one of the first Americans to write about music and the pioneer of a shape-note system of musical notation.
"Andrew Law was the most ambitious American psalmodist of the eighteenth century.He traveled the length of America, establishing singing schools in eleven states; he devised an original musical notation; he was the first American musician to become actively interested in copyright legislation; and, though not primarily a composer, he was his generation's most prolific compiler of tunebooks, publishing, in all, more than thirty separate items." - ibid., preface pp. xv.-xvi.
With a signed provenance card from the collection of A. Merril Smoak, Jr., DWS.