Notes for Harrison Washburn: Found this Harrison Washburn around the same time in Quincy/Ursa IL area - brother of Squire
From 1850 Census - Adams County, Illinois, Ursa District. These appear to be Harrison and Anna and their children:
Washburn Anna 298b-20 Washburn Catharine A 298b-25 Washburn Harrison 298b-19 Washburn John H. 298b-24 Washburn Porter 298b-21 Washburn Sarah 298b-22 Washburn Thomas A. 298b-26 Washburn William 298b-23
More About Harrison Washburn and Anna Edwards: Marriage: April 18, 1839, Illinois.
Children of Harrison Washburn and Anna Edwards are: