- Castillo De San Marcos National monument - Saint Augustine, Florida
- Jacksonville, Fla. : Duval News Company, [19--]
- Accompanying note "Castillo de San Marcos, a part of the U.S. national park system, was built by the Spanish to defend St. Augustine the first permanent European settlement within the continental limits of what is now the United States."
- 1 postcard - col - 6 x 4 in.
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