Osgood, David. The signal Advantages derived to the Nations of Christendom from their Religion; Illustrated in a Discourse delivered before the Annual Convention of the Congregational Ministers of Massachusetts, in Boston, May 31, 1798. Boston: Printed by Samuel Hall. 1798.
Removed, 5 x 8 1/2, marginal chip with about 1" loss inside bottom corner of last leaf. Good. Paperback. 
David Osgood (1747-1822), Trinitarian Congregationalist minister, born at Andover, graduated at Harvard College (1771), ordained in 1774. “He settled as pastor at Medford, where he continued nearly fifty years, and became a distinguished preacher. He was a zealous Federalist…His Election Sermon in 1809 was the most celebrated of his discourses. He was a thorough Calvinist, ‘a truly good and great man, and an earnest and fearless preacher.’” – M’Clintock & Strong.
The text for the sermon is Matthew 13:33, the parable of the leaven.