There are 16 titles associated with this firm.

Ducray-Duménil, François-Guillaume. The little mountaineers of Auvergne, or, The adventures of James and Georgette. Altered from the French, and adapted to the perusal of youth. London: R. and Lucy Peacock, Juvenile Library, Elizabeth Newbery, Ann Vernor and Thomas Hood [Poultry], 1801.
Stone, Anne. Features of the Youthful Mind; or tales for juvenile readers. By Anne Stone. Margate: John Harris [1802-1819, 1824-1843], William, James and John Richardson, William Darton and Joseph Harvey [Gracechurch], B. Tabart, R. and Lucy Peacock, Juvenile Library, 1802.
Ducray-Duménil, François-Guillaume. Ambrose and Eleanor; or, The adventures of two children deserted on an uninhabited island. Translated from the French, with alterations, adapting it to the perusal of youth. By Lucy Peacock, author of The Visit for a Week, &c. The Third Edition. London: Joseph Johnson, Charles Law, John Harris [1802-1819, 1824-1843], B. Tabart, R. and Lucy Peacock, Juvenile Library, 1807.
Peacock, Lucy. The knight of the rose: an allegorical tale, designed for the amusement and moral instruction of youth. By Lucy Peacock. London: Joseph Johnson, Charles Law, John Harris [1802-1819, 1824-1843], B. Tabart, R. and Lucy Peacock, Juvenile Library, 1807.
Rowse, Elizabeth. Outlines of English History, in Verse. By Elizabeth Rowse. London: William Darton and Joseph Harvey [Gracechurch], John Harris [1802-1819, 1824-1843], William Kent, R. and Lucy Peacock, Juvenile Library, Joseph Burditt, Wilmott and Hill, 1808.