There are 23 titles associated with this firm.

Hoare, Sarah and Priscilla Wakefield. An introduction to Botany, in a series of familiar letters. with illustrative engravings. By Priscilla Wakefield, author of "Mental Improvement," "Juvenile Travellers," &c. Corrected, to which is added, The Pleasures of Botanical Pursuits. A poem. By Sarah Hoare. London: Baldwin, C. Cradock, and W. Joy, Sherwood, Neely, and Jones, Longman, Hurst, Rees, Orme, and Brown, John Harris [1802-1819, 1824-1843], Simpkin, Marshall and Co., Darton, Harvey, and Co. [printers], B. Reynolds, 1818.
Richardson, Caroline E. Poems, By Mrs. G. G. Richardson, Dumfries. Edinburgh: Robert Cadell and Co. [41 St. Andrew Street], Simpkin, Marshall and Co., William Crofts, 1828.
Richardson, Caroline E. Poems, By Mrs. G. G. Richardson, Dumfries. Second edition. Edinburgh: Robert Cadell and Co. [41 St. Andrew Street], Simpkin, Marshall and Co., William Crofts, 1828.
Richardson, Caroline E. Poems. By Mrs. G. G. Richardson, Dumfries. Edinburgh: Robert Cadell and Co. [41 St. Andrew Street], Simpkin, Marshall and Co., John Sinclair, 1828.
Richardson, Caroline E. Poems. By Mrs. G. G. Richardson, Dumfries. Edinburgh: Robert Cadell and Co. [41 St. Andrew Street], Simpkin, Marshall and Co., John Sinclair, 1829.
Sandham, Elizabeth. Sketches of young people, or, A visit to Brighton. By the author of The grandfather, Friendship, The schoolfellows, &c. &c. London: Simpkin, Marshall and Co., Thomas Richardson, Samuel Horsey, Samuel Darton and Robert Harvey [1833-38], 1833.
Opie, Amelia, et al. The Amethyst: or Christian's Annual for M.DCCC.XXXIII. Edited by Richard Huide, M.D. and Robert Kaye Greville, LL.D. Edinburgh: William Oliphant, William Collins [Candlerigg Court], Simpkin, Marshall and Co., William Curry, Jun. & Co., 1833.
Hemans, Felicia. National Lyrics, and Songs for Music. By Felicia Hemans. Dublin: Simpkin, Marshall and Co., William Curry, Junior, 1834.
Unknown, . An Alphabet of Animals. By a Lady. Revised edition. London: Simpkin, Marshall and Co., Winks and Son, 1835.
Brown, Eliza. Children as they are; or, Tales and dialogues, for young readers from seven to twelve years of age. By the author of 'The transformation of a beech-tree.' Derby: Samuel Darton and Robert Harvey [1833-38], Thomas Richardson, Simpkin, Marshall and Co., Samuel Horsey, 1835.
Follen, Eliza Lee Cabot. The Sceptic. By Mrs. Follen, Author of ‘The Well-Spent Hour,’ &C. London: Simpkin, Marshall and Co., John Mardon [St. Martin's-Le-Grand], 1835.
Barbauld, Anna Laetitia and John Aikin. Evenings at home; or, the juvenile budget opened. Consisting of a variety of miscellaneous pieces, for the instruction and amusement of young persons; by Dr. Aikin and Mrs. Barbauld. Fifteenth edition. Carefully revised and corrected throughout by Arthur Aikin, Esq. F.L.S., &c., and Miss Aikin, with some additional pieces, by the authors. Illustrated with fine engravings after Harvey. London: Rowland Hunter, Joseph Booker, Thomas Hamilton, William Adams, and Co., John Murray II [Albemarle], Longman, Rees, Orme, Brown, and Green, George Smith, Alexander Elder and Co., Baldwin and C. Cradock, Simpkin, Marshall and Co., Samuel Darton and Robert Harvey [1833-38], 1836.
Barbauld, Anna Laetitia. Hymns in prose for children by the author of "Lessons for children". London: Thomas Hamilton, William Adams, and Co., Longman, Rees, Orme, Brown, and Green, Baldwin and C. Cradock, Simpkin, Marshall and Co., John Souter [St. Paul's Churchyard], Samuel Darton and Robert Harvey [1833-38], 1836.
Unknown, . The Son of Duplicity; or, the still small voice. London: James Ridgway and Sons [169 Piccadilly] [1826, 1834–1841], Simpkin, Marshall and Co., 1836.
Knott, Mary. Two Months at Kilkee, a Watering Place in the County of Clare, Near the Mouth of the Shannon, with an Account of a Voyage down that River from Limerick to Kilrush, and Sketches of Objects of Interest in the Neighbourhood, Which Will Serve as a Guide to the Coast Scenery. By Mary John Knott, with Engravings, &c.. Dublin: William Curry Jun. and Co., Richard Moore Tims, G. Ridings, C. O'Brien, Z.M. Ledger, G. M'Kern, Edmund Fry and Son, Richard Groombridge, Simpkin, Marshall and Co., George Davy, J. Davenport, Fraser and Co., 1836.