Mr. and Mrs. Peter Finn and Robin Schnur, Chicago, Ill., announce the birth of their son, Ulysses Caughren Finn on Dec. 13, in Chicago. Ulysses is the brother of Honora Alden Finn. Grandparents are Tom and Judi Finn of Damariscotta, Wendy Schnur of Mystic, Conn., and the late Rodney Schnur.