There are 3 titles associated with this firm.

Gay, John. Fables by the late Mr. Gay. In One Volume Complete. London: Francis, Charles and John Rivington, Elizabeth Newbery, Benjamin White and Son, Thomas Longman II, Bedwell Law [13 Ave Maria Lane, 1767-1790, 1794-1795], George, George, and John Robinson, Thomas Cadell [London], Samuel Bladon [13 Paternoster Row], Robert Baldwin I, John Sewell [Cornhill], Joseph Johnson, Henry Gardner, William Goldsmith [Paternoster Row], John Murray [25 Prince's Street], William Lowndes [76 Fleet Street], William Bent [34 Paternoster], James Scatcherd, John Whitaker, George and Thomas Wilkie, 1792.
Gay, John. Fables by the late Mr. Gay. In one volume complete. London: Thomas Norton Longman III, Bedwell Law [13 Ave Maria Lane, 1767-1790, 1794-1795], George, George, and John Robinson, Thomas Cadell [London], Samuel Bladon [13 Paternoster Row], Robert Baldwin I, John Sewell [Cornhill], Joseph Johnson, Henry Gardner, William Lowndes [76 Fleet Street], Francis and Charles Rivington, William Bent [34 Paternoster], James Scatcherd, John Whitaker, George and Thomas Wilkie, J. Walker, Elizabeth Newbery, 1796.
The Poetical Monitor: Consisting of Pieces Select and Original, for the Improvement of the Young in Virtue and Piety; Intended to Succeed Dr Watts' Divine and Moral Songs. London: Longman, Hurst, Rees, Orme, and Brown, William Darton, Joseph Harvey, and Samuel Darton, John Whitaker, 1822.