Christopher Cockerell (left) discusses his latest project, a hovertrain, with engineer Alan Penningtom as they stand by a model of the train at the hovercraft headquarters in Kent, England, Sept. 13, 1963. (AP Photo)
Christopher Cockerell (left) discusses his latest project, a hovertrain, with engineer Alan Penningtom as they stand by a model of the train at the hovercraft headquarters in Kent, England, Sept. 13, 1963. (AP Photo)