The great duty of propagating the truth considered and recommended : In a sermon, preached at Salters-Hall, April 12th, 1776. Before the correspondent board in London of the Society in Scotland (Incorporated by Royal Charter) for Propagating Christian Knowledge in the highlands and Islands, and for spreading the Gospel among the Indians in America. By Samuel Stennett, D.D. published at the request of the society and their correspondent board in London.