Designer: R B Kirtley
Engine and boiler for the flash steam hydroplane which set a new record of 104 mph in 1990. The engine is a high-speed poppet valve uniflow design of 1-3/16in bore and 3/4in. stroke. All details including water pump, lubricator and boiler are shown and there is a small-scale drawing of the hydroplane itself, with rigging details. (Vol.166).