There was a John and Sarah Floyd family listed in the 1880 census ofHu mboldt Twp, Coles Co, IL. Could it be this John with a first wife?
Residences & events:
1880 Humboldt Twp, Coles Co, IL. The census taker recorded John atage 2 7, a farmer, wife Sarah was 26. Living with them were children,Nettie , 6, Nellie, 4, Carrie, 3 born in KS, William M, 5 mo and FrankPrice, 2 6, as farm hand.