An arrangement of the Psalms, Hymns and spiritual songs of Issac Watts : to which is added, a supplement : being a selection of more that three hundred hymns from the most approved authors, on a great variety of subjects, among which are all the hymns of Dr. Watts, adapted to public and private worship, not published in the common editions with indexex, very much enlarged and improved, to facilitate the use of the whole in finding Psalms and humns, suited to particular subjects or occasions