| Descent |
| Thomas Cassingham (Sr.) |
| John Peter Cassingham |
| John Robinson Cassingham (Sr.) |
| Bertha B. (Cassingham) Finn |
| Bessie Blanche (Finn) Snell |
| Carl Wilmont Snell |
| Joyce Marie Snell |
Joyce Marie Snell is the daughter of Carl Wilmont Snell and Rose Marie Duxbury. She was born in 1939 in Kansas.
On 30 May 1957, she married (1) Lowell Dean Plumb.
She then married (2)
Rex Charlton.
Children of Joyce Marie Snell and Lowell Dean Plumb:
- Vincent Michael Plumb was born in 1958 in Kansas.