1869546
9781563056314
Ken Blackburn (left) is the world-record holder for flight duration of a paper aircraft: 18.80 seconds. He is also an aerospace engineer. Jeff Lammers (right) is an entrepreneur and a mechanical engineer. They've been flying real and paper airplanes together for many years.Blackburn, Ken is the author of 'World Record Paper Airplane Book', published 0010 under ISBN 9781563056314 and ISBN 1563056313.
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