AN IMPROVED PUMP. DOBSON'S PUMP. The Names Microphone and Telephone. apparatus invented by Captain John Taylor for the transmission of signals during a fog by means of the sounds produced by the passage of compressed air through trumpets. AN IMPROVED ODOMETER OR SPOKE CYCLOMETER. HAZEN & MERRILL'S TIN CAN MACHINE., scientific american, 1887-08-27
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IMPROVED PUMP, DOBSON'S PUMP, Names Microphone, Telephone, apparatus invented, Captain John Taylor, transmission, signals, fog, means, sounds produced, passage, compressed air, trumpets, IMPROVED ODOMETER, SPOKE CYCLOMETER, HAZEN & MERRILL'S TIN CAN MACHINE, scientific american, 1887-08-27, science, scientific, sciences, mind, health, tech, sustainability, publication, lab, sciam, sa, scientist, research, american, experiment, education, discovery, technology, analysis, magazine, u.s., insights, developments, weekly, broadsheet, inventor, innovation, inventions, patented, industrial revolution, emerging, trends, monthly magazine, united states, engravings, curious works, paper, discover, Scientific Paper, Weekly Journal, Practical Information, Art, Science, Mechanics, Chemistry, Manufactures, research, education, scientist, innovation, 19th century, vintage, america, Rufus M. Porter, 1845, journal, academic, newspaper illustrations, retro style, old-fashioned, media illustrations, victorian style, news, newspaperheadline, 19th century style, illustration, journalism
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