Genealogical Publishing Company · Nabu Press
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Some Colonial Mansions and Those Who Lived in Them: With Genealogies of the Various Families Mentioned | 978-1-142-72218-0 (1-142-72218-X) | 2010 |
| The Pedigree of William Griffith, John Griffith and Griffith Griffiths (Sons of Griffith John, of the Parish of Llanddewi Brefi, in the County of ... of Chester, Pennsylvania, in the Early Part O | 978-1-144-39340-1 (1-144-39340-X) | 2010 |
| Welsh Founders of Pennsylvania. Two Volumes in One | 978-0-8063-0430-4 (0-8063-0430-8) | 2000 |
A.G. · A. Glenn · T.A. · T Allen · Thomas A · Thomas Allen · Thomas-G