April 15, 1904 is shown as the birthdate of Thomas Carroll Callahan on his headstone. He was the son of Mr. and Mrs. Frank Callahan and was born in McCormick, South Carolina. Idella Thomas became his wife on June 24, 1930, in Hillsborough County, Florida. The same year, he joined the First Baptist Church of Lakeland, Florida. City directories and census records show the couple living in Lakeland, Polk County, Florida where T.C., as he came to be known, worked as a janitor, grocer, and yardman.