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The Blackburn B-20 was an experimental aircraft, first flying in 1940, that attempted to drastically increase the performance of flying boat designs. Blackburn Aircraft undertook an independent design study based on a patent filed by their chief designer, John Douglas Rennie [1] for a retractable pontoon float that formed the planing hull.
A folding kayak is a direct descendant of the original Inuit kayak made of animal skins stretched over frames made from wood and bones. A modern folder has a collapsible frame made of some combination of wood, aluminium and plastic, and a skin made of a tough fabric with a waterproof coating.
Short S23 "C" Class or "Empire" flying boat A PBM Mariner takes off in 1942 Dornier X in 1932. A flying boat is a type of seaplane with a hull, allowing it to land on water. [1] It differs from a floatplane in having a fuselage that is purpose-designed for flotation, while floatplanes rely on fuselage-mounted floats for buoyancy.
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Many floatplanes, especially those since 1945, can have either conventional floats for operating just from water, or amphibious floats, which have retractable undercarriage built into them. Some experimental flying boats have used skis or hydrofoils to supplement their buoyancy when in motion, however they still rely on the buoyancy of a hull ...
The work of 20th-century Japanese paper artist Akira Yoshizawa widely popularized the Japanese word origami; however, in China and other Chinese-speaking areas, the art is referred to by the Chinese name, zhezhi. Traditional Chinese paper folding concentrates mainly on objects like boats or hats rather than the animals and flowers of Japanese ...
Each version has three components; bow, stern, and centre, which can be fitted together as required, making the Mexeflote a versatile craft. [10] [12] The different sections allow it to be used as a raft, a floating pontoon, or as a causeway from ship to shore.
Paddle-to-the-Sea is a 1941 children's book, written and illustrated by American author/artist Holling C. Holling and published by Houghton Mifflin.It was recognized as a Caldecott Honor Book in 1942.