Williams's new universal psalmodist, [electronic resource] : containing I. A new and complete introduction to psalmody, or, the Art of Singing Psalms, &c. Interspersed with many useful Scales and Examples, explained in the most familiar Method ever yet publish'd. To which is added, new, plain and concise Rules for Composition. II. The most valuable collection of psalm and hymn tunes, canons and anthems, many of which were never before printed; also the Tunes, Anthems, &c. sung at the Magdalen, Foundling, Lock, and other Places of Worship in and about London, with Words adapted to each Tune. The whole compos'd in a new and easy taste, For two, three or four Voices, in the most familiar Keys and Cliffs now used and recommended by the most eminent Masters: The whole calculated to promote and improve this most excellent Part of social Worship; and thereby render it both useful and delightful in Country Choirs: Likewise, all Congregations and other religious Societies in Great Britain, Ireland and America.