Views of the FEC Key West Extension construction and dismantling, Long Key Fishing Camp, Bahia Honda Bridge, Henry Flagler on first train into Key West, 1909 Key West hurricane and the construction of the Overseas Highway. One group shows some Miami Beach schools being constructed under the aegis of the Federal Emergency Administration of Public Works, a New Deal Program. The postcards are Miami area views, and includes images of the Royal Palm Hotel and the Fair building.

Research materials pertaining to the history of the Florida Keys and the construction of the Florida East Coast Railway. Documents include letters from Key West pioneers, maps, engineers' notes, newspaper clippings, 35mm slides, photographs, cassette tapes, VHS tapes and copies of maps, blueprints and 1950s postcards.

Original materials include 35mm slides, handwritten notes and interviews with Marathon pioneers.

Postcards, brochures, stereographs, photographs, pamphlets and ephemera pertain mostly to tourist attractions and cultural sites in Florida. Other topics include; agriculture, hotels, parks, agriculture, beaches and waterfronts. Includes a box of postcards by Miami commercial photographer R. E. Simpson, and one of real postcards of Miami and Miami Beach by various photographers.