Mr. and Mrs. Ralph Schaefer of Hamburg celebrated their 50th wedding anniversary with a trip to Aruba. Mr. Schaefer and the former Adrienne Minko were married May 22, 1965, in Corpus Christi Catholic Church. He is retired from Bethlehem Steel Corp., Buffalo Color Corp. and Republic Engineered Products. She is currently employed as a medical secretary. They have five children and nine grandchildren.