Pearson's Albany families, the alternate name by which this book is known, has been reprinted several times. The FHL microfilm of the 1872 (first) edition is noted as having information not found in the published book.
The Genealogical Pub. Co reprinted this book at least two times (1976 and 1984). The 1976 reprinting may be ordered through the nearest Family History Center. The 1984 reprinting is available at the Family History Library.
Although these later editions are noted as reprintings and not revisions, if you cite this source, please be careful to note which edition was used.
The New England Historic Genealogical Society's website, now at www.americanancestors.org, has the 1872 version of this book available online with a searchable index along with images of the book's pages.
FHL film numbers