Please specify if terms of license are complied with!Jim Glass (December 05, 2008). "Freedom from Religion Foundation Sign Found in Ditch". Associated Content News.
Paul Oakley (January 24, 2010). "January in Chicago - Visits to Churches". Inner Light, Radiant Life.
Carl Jylland-Halverson (May 10, 2009). "St. Peter's in the Loop". One Pilgrim's Progress.