Robert R. and Dorothy Jean Bigsby, Lawrence, will celebrate their 60th wedding anniversary Sunday with a family dinner. They were married Jan. 23, 1945, in Lawrence. Robert and Dorothy are graduates of Liberty Memorial High School. They have owned and operated a dairy farm south of Lawrence for 50 years. Their children are Karen Carlin, Lenexa; Carol Keen, Baldwin; and Robert Bigsby Jr., Baldwin. They have four grandchildren and four great-grandchildren.