|1880 Federal Census of Barree Twp, Huntingdon Co, Pennsylvania|
|Detail from the above form of the John Greenawalt household.|
Elwood Johnson is Seibert Ellwood Johnston, the son of Henry Howard and Arminta (Greenawalt) Johnston. Arminta died the day Seibert Ellwood was born: 16 July 1877. Arminta was the daughter of John and Elizabeth (Rudy) Greenawalt.
Ida Wilson was the daughter of was the daughter of Margaret Croyle Greenawalt and Henry Wilson. Margaret Croyle Greenawalt was Elizabeth (Rudy) Everts' daughter from a relationship with Samuel Croyle following the death of her first husband Philip Everts and prior to her marriage to John Greenawalt.