Model Hydroaeroplane Aims High For Boy Builders
A 19th century instructional piece details building a hydroaeroplane from spruce bamboo and bamboo paper. It explains frame, hydroplanes, propellers, rubber motor, winding gear, and water takeoff while noting flights from water and the thrill of early model aviation.
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Eprace
How to Build a Backyard Merry-Go-Round and Cart Gear
Step by step directions describe converting common materials into a hand powered merry-go-round using a boiler, pipe, sheet iron, and chairs with a deep hole in a plank. It also details modifying a four wheeled cart into a lever propelled vehicle with a crude crank and steering lever for forward backward motion and downhill coasting.
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Spinlac
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