Laus Deo! The Worcester collection of sacred harmony : First and second parts. Containing, I. An introduction to the grounds of muas printedk: or, Rules for learners. II. A large number of celebrated psalm and hymn tunes, from the most approved authors. Suited to all metres usually suug [sic] in churches. : To which is now added, an appendix, containing a number of excellent psalm tunes, (several of which are entirely new) and other pas printed].