↑ Soule, John E. and Terry, Milton (compilers) George Soule of the Mayflower and his Descendants in the Fifth and Sixth Generations. First Edition: Part Three. (465-551). Mayflower Families in Progress. Revised by Louise W Throop. Plymouth: General Society of Mayflower Descendants, 2003. #521 and #531
↑ Doherty, Frank J. The Settlers of the Beekman Patent, Dutchess County, New York. Orlando, Florida: 2015. starts p. 699 #521
It may be possible to confirm family relationships with Benjamin by comparing test results with other carriers of his Y-chromosome or his mother's mitochondrial DNA.
Y-chromosome DNA test-takers in his direct paternal line on WikiTree:
Dave Soule :
Family Tree DNA Y-DNA Test 37 markers, haplogroup I-YSC0000261, Ysearch UUAXF, FTDNA kit #428396 +
AncestryDNA Paternal Lineage (discontinued) 37 markers, haplogroup I-M253, Ysearch UUAXF