There are 5 titles associated with this firm.

Douglas, Mrs. Sungrove Abbey. An Interesting Domestic Tale. London: George Virtue [Ivy Lane], George Virtue [Bath Street, Bristol], 1825.
Hitchener, Elizabeth. Enigmas, historical and geographical. By a clergyman's daughter. London: Samuel Darton and Robert Harvey [1833-38], 1834.
Saffery, Maria Grace. Poems on Sacred Subjects. By Maria Grace Saffery. London: Thomas Hamilton, William Adams, and Co., Samuel Darton and Robert Harvey [1833-38], Waugh and Innes [1826-1836], 1834.