| 3. Mary Ruth Pierce |
 |
| B: |
10 Oct 1915 |
| P: |
Pittsburgh, Allegheny County, Pennsylvania, USA |
| D: |
26 Feb 1996 |
| P: |
Pittsburgh, Allegheny County, Pennsylvania, USA |
|
| 6. John Robert Pierce |
|
| B: |
3 Jun 1879 |
| P: |
Pittsburgh, Allegheny County, Pennsylvania, USA |
| M: |
|
| P: |
|
| D: |
30 Nov 1961 |
| P: |
Pittsburgh, Allegheny County, Pennsylvania, USA |
|
| 12. John Pierce |
|
| B: |
0Jul 1844 |
| P: |
Barnawheel, County Wexford, Ireland |
| M: |
17 Aug 1871 |
| P: |
Pittsburgh, Allegheny County, Pennsylvania, USA |
| D: |
12 Jun 1925 |
| P: |
Carrick, Allegheny County, Pennsylvania, USA |
|
