hi and good morning; i have book called Pioneers of Madison co, Thompson, Isaac captain of Militia, 1806 madison, commissioner of Highways, 1808. died in Madison , 1812, wife Mindwell there are 56 Thompson's listed in the book, but no thomas. there is a Rufus and wife, Sarah, born in Mass, died in Conneaut, Pa. 1841 don't know if this helps any. have a nice day, doris i am also looking for Thompson, a lady called Clara, died in 1895, was married to John Pearson,