There are 4 titles associated with this person.

Yorke, Mrs. R. P. M. The Romance of Smyrna; or, The Prediction Fulfilled!!! In Four Volumes. London: Earle and Hemet [Albemarle], 1801.
Yorke, Mrs. R. P. M. My Master's Secret; or, The Troublesome Stranger. In Two Volumes. London: Minerva Press, Lane, Newman, and Co., 1805.