There are 2 titles associated with this firm.

@book{ wphp_19445
  author={Rowson,Susanna and Johnson,Samuel},
  year={1815},
  title={A spelling dictionary, divided into short lessons, for the easier committing to memory by children and young persons; and calculated to assist youth in comprehending what they read: selected from Johnson's Dictionary, for the use of her pupils. By Susanna Rowson. Second edition.},
  publisher={Isaac Adams \& West and Richardson \& },
  address={Portland},    }
@book{ wphp_19445
  author={Rowson,Susanna and Johnson,Samuel},
  year={1815},
  title={A spelling dictionary, divided into short lessons, for the easier committing to memory by children and young persons; and calculated to assist youth in comprehending what they read: selected from Johnson's Dictionary, for the use of her pupils. By Susanna Rowson. Second edition.},
  publisher={Isaac Adams \& West and Richardson \& },
  address={Portland},    }