Personal papers, 1933-1961, including correspondence, land abstracts, plat maps, and related material of organizations that Mr. Robertson was active in, or for, which he performed legal services, primarily in Santa Rosa County. Correspondents include Lex Green, Bob Sikes, Millard F. Caldwell, Claude Pepper, Charles Andrews; Florida Governors LeRoy Collins, Spessard L. Holland, Fuller Warren; and John C. Malone, Ashley Pace, and J. Edgar Hoover.