1. Brøderbund Family Archive #110, Vol. 2, Ed. 3, Social Security Records: U.S., SS Death Benefit Records, Surnames Beginning with P, Date of Import: Jun 14, 1997, Internal Ref. #1.112.3.35837.24
2. Brøderbund Family Archive #110, Vol. 2, Ed. 3, Social Security Records: U.S., SS Death Benefit Records, Surnames Beginning with P, Date of Import: Jun 14, 1997, Internal Ref. #1.112.3.35837.24
3. Brøderbund Family Archive #110, Vol. 2, Ed. 3, Social Security Records: U.S., SS Death Benefit Records, Surnames Beginning with P, Date of Import: Jun 14, 1997, Internal Ref. #1.112.3.35847.82
4. Brøderbund Family Archive #110, Vol. 1, Ed. 3, Social Security Records: U.S., SS Death Benefit Records, Surnames Beginning with D, Date of Import: Jun 14, 1997, Internal Ref. #1.111.3.58814.14
5. Brøderbund Family Archive #110, Vol. 1, Ed. 3, Social Security Records: U.S., SS Death Benefit Records, Surnames Beginning with D, Date of Import: Jun 14, 1997, Internal Ref. #1.111.3.58811.158
6. Brøderbund Family Archive #110, Vol. 1, Ed. 3, Social Security Records: U.S., SS Death Benefit Records, Surnames Beginning with D, Date of Import: Jun 14, 1997, Internal Ref. #1.111.3.58811.158
7. Brøderbund Family Archive #110, Vol. 1, Ed. 3, Social Security Records: U.S., SS Death Benefit Records, Surnames Beginning with D, Date of Import: Jun 14, 1997, Internal Ref. #1.111.3.58814.15
8. Brøderbund Family Archive #110, Vol. 1, Ed. 3, Social Security Records: U.S., SS Death Benefit Records, Surnames Beginning with D, Date of Import: Jun 14, 1997, Internal Ref. #1.111.3.58814.15
9. Brøderbund Family Archive #110, Vol. 1, Ed. 3, Social Security Records: U.S., SS Death Benefit Records, Surnames Beginning with D, Date of Import: Jun 14, 1997, Internal Ref. #1.111.3.58814.19
10. Brøderbund Family Archive #110, Vol. 1, Ed. 3, Social Security Records: U.S., SS Death Benefit Records, Surnames Beginning with D, Date of Import: Jun 14, 1997, Internal Ref. #1.111.3.58814.19
11. Encyclopedia of American Quaker Genealogy.
12. NEHGS Register, Vol 1, page 236.