There are 2 titles associated with this firm.

Lewis , M. (1823). Zelinda, a poem; and cardiff castle, a dramatic-historical sketch. dedicated by permission to the most noble the marquis of bute. by m.g. lewis, author of gwenllean, a tale in three volumes. London: W. Simpkin and R. Marshall. Sherwood, Neely, and Jones. The Royal Library. Edmund Lloyd and Son [50 Harley Street] Francis Crew.
Lewis , M. (1823). Zelinda, a poem; and cardiff castle, a dramatic-historical sketch. dedicated by permission to the most noble the marquis of bute. by m.g. lewis, author of gwenllean, a tale in three volumes. London: W. Simpkin and R. Marshall. Sherwood, Neely, and Jones. The Royal Library. Edmund Lloyd and Son [50 Harley Street] Francis Crew.