There are 20 titles associated with this person.

Howitt, Mary, and William Howitt. The Forest Minstrel, and Other Poems. By William and Mary Howitt. London: Baldwin, C. Cradock, and W. Joy, 1823.
Howitt, William, and Mary Howitt. The Desolation of Eyam: The Emigrant, A Tale of the American Woods, and Other Poems. By William and Mary Howitt, Authors of 'The Forest Minstrel, and other Poems.' London: William Curry, Jun. & Co., Wightman and Cramp, Thomas Oliver and George Boyd [High Street], 1827.
Howitt, William, and Mary Howitt. The Desolation of Eyam: The Emigrant, A Tale of the American Woods: And Other Poems. By William and Mary Howitt. Authors of "the Forest Minstrel and Other Poems." London: William Curry, Jun. & Co., Wightman and Cramp, Thomas Oliver and George Boyd [High Street], 1828.
Howitt, Mary, Barbara Hofland, Amelia Opie, Agnes Strickland, Maria J. Jewsbury, Cornelius Webbe, William Howitt, Emma Roberts, Nathaniel P. Willis, Miss Fry, Miss Trimmer, Miss Wood, Captain Macnaghten, Miss Atherstone, Maria Abdy, Eleanor L. Montagu, J.F. Hollings, Nugent Taylor, C.B. Wilson, Thomas Wright, Delta , James Montgomery, James Emerson, Thomas K. Hervey, William L. Bowles, Alaric Watts, Catherine G. F. Gore, Felicia Hemans, Mary R. Mitford, Derwent Conway, and Jeremiah H. Wiffen. The New Year's gift and juvenile souvenir. Edited by Mrs. Alaric Watts. London: Longman, Rees, Orme, Brown, and Green, Thomas Wardle, Longman, Rees, Orme, Brown, Green and Longman, 1829-1836.
Opie, Amelia, Anna L. Barbauld, Allan Cunningham, Richardson G.F., Mary Howitt, James Montgomery, Robert Walsh, Richard Gooch, George MacFarren, Mary R. Mitford, Charles Strong, Henry F. Chorley, Maria J. Jewsbury, Richard Howitt, Thomas Greenwood, Bernard Barton, James Hogg, Barbara Hofland, Charles Swain, Agnes Strickland, Edward Walsh, Anna M. Hall, Francis Wrangham, John Luscombe, J.C.B., Mary Sterndale, John H. Caunter, and Frederick Muller. The Juvenile Forget Me Not. A Christmas and New Year's Gift, or Birthday Present, For the Year 1830. Edited by Mrs. S.C. Hall. London: Nathaniel Hailes [168 Piccadilly], Frederick Westley and A.H. Davis, R. Jennings, 1830.
Hofland, Barbara, Amelia Opie, Anna M. Hall, Mary Howitt, Mary R. Mitford, Maria J. Jewsbury, James Montgomery, Mary Sterndale, Francis Wrangham, Bernard Barton, George MacFarren, James Hogg, Allan Cunningham, Richardson G.F., Robert Walsh, Richard Gooch, Charles Strong, Henry F. Chorley, Richard Howitt, Thomas Greenwood, Charles Swain, Edward Walsh, John Luscombe, J.C.B., John H. Caunter, Frederick Muller, Sydney L. Blanchard, Letitia E. Landon, Anthony Carlisle, Eliza Leslie, Isabel Hill, Susanna Moodie, Jane C. Loudon, Anna Seward, J.F. Hollings, Emma Roberts, Elizabeth F. Dagley, John Horseman, and Mrs. Edelman. The Juvenile Forget Me Not. A Christmas and New Year's Gift, or Birthday Present, For the Year 1831. Edited by Mrs. S.C. Hall. London: Nathaniel Hailes [168 Piccadilly], Frederick Westley and A.H. Davis, R. Jennings, 1830.
Browne, Mary, A., Mrs. Norton, Caroline Bowles, Emma C. Embury, Catherine G. F. Gore, Felicia Hemans, Mary Howitt, Maria J. Jewsbury, Letitia E. Landon, Mary R. Mitford, Eliza Rennie, and Miss Sheridan. The Lady's Poetical Album. Glasgow: Richard Griffin and Co. [64 Hutcheson Street], James M. Leckie, 1830.
Taylor, Jane, Mary Tighe, Miss Stewart, Amelia Opie, Mary R. Mitford, Letitia E. Landon, Mary Howitt, Felicia Hemans, Emma C. Embury, Caroline Bowles, Elizabeth O. Benger, and Anne Bannerman. The Laurel. Fugitive Poetry of the XIXth Century. London: John Sharpe [Duke Street], 1830.
Abdy, Maria, Charlotte E. (. P. Tonna, Mary Cockle, Felicia Hemans, Mary Howitt, Letitia E. Landon, Amelia Opie, Miss Roberts, Jane E. (. St John, Anna Seward, Emily Taylor, Mrs. Washbourn, Miss Webb, Jane Bourne, and Anna M. Porter. The Poetic Present; a Collection of Superior Pieces from the Best Authors. Calculated to Interest and Improve the Minds of Young People. Selected by Clara Hall. London: Edward Lacey, 1830.
Hall, Anna, M., Miss Webb, Miss Roberts, Anna Seward, Mary Howitt, and Felicia Hemans. The Poetic Primer: A Circlet of Little Rhymes for Little Readers. By Clara Hall, Editress of "Affection's Offering," "Parlour Stories," &c. &c. With Fine Engravings. London: Edward Lacey, 1830.
Shelley, Mary, W., John R. Chorley, Amelia G. Smyth, Felicia Hemans, William Howitt, Thomas Roscoe, W. H. Harrison, Mary Howitt, Andrew Norton, Hartley Coleridge, Francis Wrangham, Mary A. Browne, Reverend T. Raffles, H. C. Deakin, L. A. J. Mordacque, J. Merritt, John Bowring, W. G. Clarke, Gent Mark Spencer, Priscilla M. W. Watts, Ann Butler, Anne M. Moir, R. Millhouse, Catherine Parry, M. D. La Claverie, Signor Grimaldi, and Rose D. Lawrence. The Winter's Wreath for MDCCCXXXII. London: Whittaker, Treacher, and Arnot, George Smith, 1832.
Child, Lydia, M., F., Mary Howitt, and Caroline Fry. The Mother's Story Book; or, Western Coronal. A collection of miscellaneous pieces. By Mrs. Child, author of "The Mother's Book," "The Girl's Own Book," "The Frugal Housewife," etc. To which are added, a few tales, by Mary Howitt, and Caroline Fry. Chiswick: T. T. and J. Tegg, Bowdery and Kerby, W. F. Wakeman, George and James Stillies, Nathaniel Hailes [168 Piccadilly], Richard Griffin and Co. [115 Buchanan Street], 1833.
Howitt, Mary. Sketches Of Natural History. By Mary Howitt. London: Effingham Wilson [Royal Exchange], 1834.
Howitt, Mary. The Seven Temptations. By Mary Howitt. London: Richard Bentley, 1834.
Howitt, Mary, Emily Taylor, Unknown, Amelia Opie, Felicia Hemans, and William Howitt. The New Original Poems, for the Instruction of the Young. Collected by Clara Hall. Editress of "Affection's Offering," "Parlour Stories," &c. &c. With Fine Engravings. London: Edward Lacey, 1835.
Howitt, Mary. Tales In Prose: For the Young. By Mary Howitt. London: William Darton and Son, 1836.
Howitt, Mary. Tales in Verse, for the young. By Mary Howitt. London: William Darton and Son, 1836.