Thanks for the help everyone gave me, especially Lyde. This is my Isaac Spencer family as sent by Lyde: I have the complete census for Fulton Co, IL. It was published by the Fulton County Historical and Genealogical Society. Here is your Isaac Spencer in Buckheart Twp, Fulton Co, IL - household #286: SPENCER, Isaac 44 IN sawyer Sarah J. 36 IL Sarah J. 22 IL William 20 IL John 18 IL Lydia 16 IL Jacob 12 IL Isaac W. 10 IL SHALLENBARGER, Margaret 14 IL John 12 IL Laura 10 IL William 8 IL