. Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries. 459. CURIOUS Russian canoe rig. Boomand gaff extending part of boat extend to cockpitfor easy management by oneperson. The boom is elasticand bends before the wind ;a fad of doubtful efi&ciency. 460. CURIOUSBOATS. The Sand-wich
. Mechanical appliances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical movements, powers and devices" ... including an explanatory chapter on the leading conceptions of perpetual motion existing during the past three centuries. 459. CURIOUS Russian canoe rig. Boomand gaff extending part of boat extend to cockpitfor easy management by oneperson. The boom is elasticand bends before the wind ;a fad of doubtful efi&ciency. 460. CURIOUSBOATS. The Sand-wich Islands catama-ran. A narrow boatwith outrigged plat-forms and latticedextension carrying abalance float. Shrouds from mastto outrigger. Boomand gaff 461. CURIOUS BOATS. A Bom-bay yacht, with Malay rig. A curiouslyformed bottom. This rig is of thelatteen type of the Mediterranean,with short masts inclined forward,yards hung at the center of the windpressure. 192 NAVIGATION, VESSELS, MARINE APPLIANCES, ETC.
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