Cliffe Fort
... that a launching point for "the world's first practical guided missile" was installed at Cliffe Fort in the late 19th century?
... that a launching point for "the world's first practical guided missile" was installed at <b id="mwBCU"><a href="./Cliffe_Fort" id="mwBCY" rel="mw:WikiLink" title="Cliffe Fort">Cliffe Fort</a></b> in the late 19th century?