There are 2 titles associated with this firm.

@book{ wphp_14403
  author={Child,Lydia Maria Francis},
  year={1836},
  title={Philothea. A romance. By Mrs. Child. Author of 'The Mother's Book,' &c.},
  publisher={Otis, Broaders, and Co. \& George Dearborn \& },
  address={Boston},    }
@book{ wphp_14507
  author={Child,Lydia Maria Francis},
  year={1843},
  title={The History of the Condition of Women, in Various Ages and Nations. By Mrs. D. L. Child, Author of "Mother's Book," "Frugal Housewife," etc.},
  publisher={Otis, Broaders, and Co. \& },
  address={Boston},    }