There are 2 titles associated with this person.

@book{ wphp_11945
  author={Cannon,M. Maria},
  year={1824},
  title={Maria and St. Flos, a Poem, in a Series of Letters: To Which is Added, A Search after Happiness. By M. Maria Cannon.},
  publisher={Matthew Porter Price \& Edward Sweet \& William P. Penny \& Lye \& },
  address={Newbury},    }
@book{ wphp_11946
  author={Cannon,M. Maria},
  year={1825},
  title={Maria and St. Flos, a Poem, in a Series of Letters: To Which is Added, a Search after Happiness. By M. Maria Cannon.},
  publisher={John Hatchard and Son [187 Piccadilly] \& William Wright \& },
  address={London},    }