1957-5-7br/Dayton-- Honor students of the 1957 class at Dayton high school are Ralph Taylor and Peggy Lee Cruickshank, who will serve as valedictorian and salutatorian at the class commencement exercises, Taylor attained a grade average of 3.74 to take top scholastic honors of his class, Miss Cruickshank earned a 3.54 average.