This collection contains yearbooks, photographs, and notebooks pertaining to Florida history and Marmaduke N. Dickson, II (1845-1912), his wife Mary Gammon (Dickson), who had settled in Marianna, Florida in the 19th century, and their families. Dickson was a soldier from the 4th Infantry Regiment in Florida who fought for the Confederate States in the American Civil War until 1865 when they surrendered.