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U.S. Navy successfully tested ramjet engines in rocket flights, 1946-48. Observation towers line Topsail Island; Assembly Building 2 blocks west.Plaque via North Carolina Highway Historical Marker...

U.S. Navy successfully tested ramjet engines in rocket flights, 1946-48. Observation towers line Topsail Island; Assembly Building 2 blocks west.

Plaque via North Carolina Highway Historical Marker Program, and is used with their permission. Full page here (NC Marker ID D104)

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