Frederick Family - Blanche Robertson & Jack Frederick Descendant Chart

 Frederick, John Thomas 12 (son of John Frederick 11) and his wife Blanche Ellen Robertson 12 (dau of Ann Elizabeth Acker 11, granddau of Elizabeth Catherine Rowland Acker 10, ggranddau of Felecia Rowland 9, gggranddau of  Rachel 8)

twelfth generation

Blanche & Jack's children:  Mildred Robertson & Helen Emma Frederick

see Robertson Pedigree Chart

see Robertson Family - Ann Acker & Joseph Robertson Descendant Chart