Mr. and Mrs. Robert J. Lange Sr. of Hamburg celebrated their 65th wedding anniversary with a weekend of activities hosted by their children, followed by a Mass and marital blessing at SS. Peter and Paul Catholic Church, Hamburg. Mr. Lange and Estelle Ober were married June 11, 1947, in St. John the Baptist Catholic Church, Cincinnati. He is retired Eastern District general manager for Ranger Transportation, Jacksonville, Fla. They have six children, 18 grandchildren and 13 great-grandchildren.