Mechanics' Magazine, المجلد 13

alhidade angle apparatus appears arch atmosphere Baddeley barrel Barton-upon-Humber boiler breakwater brestsummer Camera Lucida carriage cause centre Cherbourg circle cohesion combustion communication construction correspondent cusps cylinder described diameter distance drawing duced Editor effect epicycloidal equal feet fire Fleet Street flue force friction fuel Gilman give given Harrison heat improvements inches invention involute iron lemniscates length London Bridge Lord Cochrane machine Magazine matter means Mechanics ment Messrs method mode motion object observe operation opinion oxen paper pass patent person pipe piston plaintiffs Portland Practical Engineer present pressure principle produced prove pump quantity question quired radius of curvature railway readers remarks respect RIVER LUNE screw SEPTENARY side slide solution square SQUARING THE CIRCLE steam sufficient suppose surface teeth thing tion triangle tube valve velocity vessel weight Weymouth wheel whole zine