| 1. George B McClellan Derr |
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| B: |
22 May 1863 |
| P: |
McEwensville, Northumberland, Pennsylvania, USA |
| D: |
20 Feb 1945 |
| P: |
Williamsport, Lycoming, Pennsylvania, USA |
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| 2. John Truckenmiller Derr |
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| B: |
11 Jul 1830 |
| P: |
Northumberland, Northumberland, Pennsylvania, USA |
| M: |
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| D: |
13 May 1918 |
| P: |
Williamsport, Lycoming, Pennsylvania, USA |
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1863 - 1945 (81 years)