Some farther remarks on a late pamphlet, intitled, Observations on the conduct of Great-Britain : Particularly with relation to the Spanish depredations and letters of reprisal. In a letter to the Craftsman. To which is added, a postscript, in vindication of the West-India merchants, against a late charge of theft and pyracy. By Caleb D'Anvers of Gray's-Inn, Esq.