There are 3 titles associated with this person.

Fothergill, Samuel, John Rutty, Sophia Hume, and Richard Shackleton. Letters on religious subjects, written by divers Friends, deceased. First published in London, by John Kendall. 1802. Burlington: David Allinson, 1805.
Shackleton, Elizabeth, C., Richard Shackleton, and Abraham Shackleton. Memoirs and Letters of Richard and Elizabeth Shackleton, Late of Ballitore, Ireland; Compiled by their Daughter Mary Leadbeater. Including a Concise Biographical Sketch, and Some Letters, of her Grandfather Abraham Shackleton. New York City: Samuel Wood and Sons [261 Pearl Street], Samuel S. Wood & Co., 1823.