Gerdts, Robert "Bob" L., of St. Peters, Missouri, died on Thursday, December 6, 2012 at the age of 90. Dear son of the late Henry C. Gerdts, Sr. and Marie H. Gerdts, uncle of Margie (Gerald) Kurka; great- uncle of Emanuel Kurka, Jesse Kurka, and David Kurka. He is preceded in death by his brothers: Arthur Gerdts, Waldo Gerdts, Ernest Gerdts, Fred Gerdts, and Henry Gerdts, Jr.