Individual Details

1860 Census. Fitchburg, P.O. Madison, Dane Co, WI, Hh 786
Calvin Comstock, age 24, farmer, b. Canada West
Electa, age 21
Daniel, age 1

1870 Census. Same location as in 1860. Hh 109
Calvin Comstock, 33, b. Upper Canada
Electa, 30, b. Upper Canada
Daniel 11 and George K.M., age 6, both born in Wisconsin
Sarah, age 4, marked as born in Iowa [questionable!]
Addie A., age 9/12 or 9 months, born Wisconsin

In 1880, I found the family in Elm Springs Township, Washington Co, AR.  Indexed as "Cornstock" but plainly enough Comstock if you are familiar with the name!
Household 36
Calvin Comstock, age 48, farmer, b. Canada, father b. NY, mother b. Canada
Electa A., age 44, wife, keeping house, b. Canada, father b. Vermont, mother b. Canada
Sarah, 14, daughter
Addie 11, daughter
Calvin, 4, son - all three children born, of course, in Wisconsin

Birth	1838	Ontario, Canada
Marriage	1857	Electa Gifford
Death	1893	Joplin, Jasper County, Missouri

Spouse	Electa Gifford ( - 1900)
Child	Calvin Enos Comstock (1875 - 1941)

Father	Daniel Solomon Comstock (1802 - 1869)
Mother	Living