In the 1850 Wendell census, there was a Wallace Fisk(e) at age 12, living with Stephen (ae 48) and Elsey (ae 41) Fisk(e). Then, in 1870 Wendell census, a William W. was age 30, but living alone. In 1880 Wendell census, Wallace was still living alone in Wendell.On the same page were Steven (79), Elsie (69), and Mary Davis (dauL)ae 18 or 48.
Also, in the 1880 census is a Wallace M. Fiske at age 11 living with his parents Alice and A. Milton Fisk and grandfather Tyler C. Flagg.
Do not know if this helps, but thought i would send along, in case it does.