Home-Built Boat Is Semi-Submersible (Feb, 1939)

Home-Built Boat Is Semi-Submersible
POWERED by a converted 1929 auto engine, a boat constructed by Wylie Harris, of Chicago, Ill., has a sheet-steel cabin and can be operated semi-submerged. The pipes at bow and stern serve as air ventilators. Water ballast is stored in ten two-gallon cans.

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