| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| History of Northampton County And the Grand Valley of the Lehigh, Vol. 2 | 978-O-265-48158-5 (O-265-48158-9) | 2018 |
J. H. · J. Heller · Jacob Heller · W H · W. Heller · W.J. · W. Jacob · William H. · William Heller · William J. · William Jacob