Official papers, scrapbooks, political correspondence, campaign materials, financial papers, films, tapes, books, newspaper articles, pictures, cards, poetry, maps and certificates. Materials in this collection include official papers about the Florida Public Service Commission, political correspondence and other election materials for the Democratic party, Interstate Commerce Commission finance dockets related to a variety of railroad companies, railroad correspondence, materials related to buses and taxis, papers concerning motor freight, telephones in Florida, power companies serving Florida, and Florida water, sewers, canals and waterways.