Day, H. W. The One Line Psalmist; Day and Beal's New Musical Notation and Sight-Singing Method, by which Classes, Schools and Choirs, In a few lessons become better Readers of Music than Common Singers do the Old way during life: Also, a large variety of Sacred Music, new and old; By German, English, and American Composers, Comprising Tunes in the usual Metres and Keys; together with Sentences, Anthems, and Chants. Boston: Published at 219 Washington St., and sent per order to Booksellers and Teachers of Music to all parts of the United States, 1849. 
Leather spine with printed paper boards, front board almost detached, oblong16 cm (6 1/4 x 9 inches). 192 pp., text complete and very good. Good. Hardcover.
Has a section of Chants Adapted to Hymns and Selections also to the Service of the Protestant Episcopal Church.
Instead of notes round or shaped, this system uses numbers.
Hartley Wood Day (1811-1877), a native of Old Bristol, Maine. A minister, Day graduated from Colombian University in Washington DC (1837) and from Colby College, Waterville, Maine (1841). He invented his own numerical music system and published six tunebooks which used his system.
With a signed provenance card from the collection of A. Merril Smoak, Jr., DWS.