@article{882642,
      note = {Read before the Historical Society of Pennsylvania, August  7, 1826.},
      author = {Bettle, Edward,},
      url = {http://library.usi.edu/record/882642},
      title = {Notices of negro slavery, as connected with Pennsylvania  [electronic resource] /},
      publisher = {s.n.,},
      recid = {882642},
      pages = {1 online resource (p. [353]-388).},
      address = {[Philadelphia :},
      year = {1826},
}