There are 3 titles associated with this firm.

Cowley, Hannah, William Shakespeare, Susanna Centlivre, Oliver Goldsmith, Henry Brooke, Richard Cumberland, John Vanbrugh, John Brown, and Edward Moore. A Selection of the most esteemed plays performed at the theatre in Boston. Boston: David West, John West [Boston], 1794.
Radcliffe, Ann. The Mysteries of Udolpho, a Romance; interspersed with some pieces of poetry. By Ann Ratcliffe, Author of the Romance of the Forest, A Sicilian Romance, &c. In Three Volumes. Boston: J. White, William Spotswood, Thomas and Andrews, David West, E. Larkin, W.P. Blake, John West [Boston], John West Folsom, 1795.
Burney, Frances. Camilla: or, A picture of youth. By the author of Evelina and Cecilia. In three volumes. First Boston Edition. Boston: Samuel Hall [Boston], William Spotswood, J. White, Thomas and Andrews, David West, E. Larkin, W.P. and Lemuel Blake, John West [Boston], 1797.