There are 5 titles associated with this firm.

Owenson, Sydney. The Princess; or, The Beguine. By Lady Morgan. Author of "O'Donnel," Etc. Frankfort: Fred Wilmans Magazine of Arts and Literature, Ad. Wahlen, 1835.
Owenson, Sydney. The Princess; or, The Beguine. By Lady Morgan. Author of "O'Donnel," Etc. Frankfort: Fred Wilmans Magazine of Arts and Literature, Ad. Wahlen, 1835.
Gore, Catherine Grace Frances. Mrs. Armytage; or, Female Domination. Frankfort: Fred Wilmans Magazine of Arts and Literature, 1836.