God's gifts and man's duties: being the substance of a lecture, delivered by Mrs. Martin, at the Hall of Science, Manchester, October 9th, 1843, in reply to two sermons, preached by the Rev. J. W. Massie, in the Chapel, St. Chapel, Salford, October 1st, 1843, to which is added an address to the minister, members, and congregation of that chapel; and a letter acknowledging the receipt of The sinners friend, which had been presented to her by that gentleman