Hello. they are from Iowa, Linn county.
1870 1880
Daniel 47 PA Daniel 60
Jane 37 PA Margaret 49
Jacob 14 IL Jacob 23 (different household)
Levina 12 IA --cannot find----
Jane 11 IA Jenny 18
Ellen 9 IA Ella 15
Flora 5 IA Sarah F 13
Joshua 1 IA Joshua 10
Charley 4

I could only guess at birthdates at this time as the census records do not match age wise on all the children. Are you from this family?