From the record
“The Custom House and Old Post Office is a historic site located at 281 Front Street, Key West, Florida, United States. On September 20, 1973, it was added to the U.S.”
Wikipedia article Old Post Office and Customshouse (Key West, Florida), CC BY-SA 4.0.
One of 50 National Register listings published here for Monroe County · listed in 1973 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service · the Wikipedia article














