The Northampton collection of sacred harmony [microform] : In three parts. Containing, I. A plain and concise introduction to the grounds of music. II. A large number of psalm tunes, selected from the most approved and eminent authors. Adapted to all the different metres and keys used in churches. III. A number of lengthy pieces of several verses each, many of which are composition never before published, and calculated for the use of churches and other occasions;--with a number of universally approved anthems. / By Elias Mann. ; [Eight lines from Milton] ; Published according to act of Congress