There are 3 titles associated with this firm.

Shelley, Mary, W., and John Taylor. Mounseer Nongtongpaw: A New Version. London: Juvenile Library of M.J. Godwin and Co., 1808.
Moore, Margaret J. K. Stories of Old Daniel, or, Tales of wonder and delight. London: Juvenile Library of M.J. Godwin and Co., 1808.
Woodland, M.. Matilda Mortimer; or, False pride: for the use of young ladies. Juvenile Library of M.J. Godwin and Co., 1814.