#OTD in 1959, USS Barbero served as a branch post office and launched a Regulus missile carrying 3,000 pieces of mail. The mail was successfully delivered to Jacksonville, FL. The stunt was not really about improving mail service. It was to demonstrate the accuracy of US missiles. | U.S. Naval Institute

13K views · 261 reactions | Up until WW2, submarines were only capable of launching torpedoes to target other vessels. Then came the Regulus–a submarine-launched missile that became a postwar symbol of nuclear deterrence. Take a deep look at naval armaments through history in the latest episode of Combat Ships, airing again tonight at 8 PM. | Smithsonian Channel Aviation Nation | Facebook

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