RECORDING TIME OF EMPLOYEES. A PHOTOGRAPHIC FLASH LIGHT APPARATUS. Tunnel Ventilation. A COMBINED PITCHFORK AND BAND CUTTER. A GAS LIGHTER OR EXTINGUISHER. GEISSLER'S GAS LIGHTER OR EXTINGUISHER. Blacking for Sheet Iron. Record Tam EMPLOYEE'S TIME RECORDER. B IM 1 sfeememerreemmeRee 6 6, scientific american, 1893-08-12
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RECORDING TIME, EMPLOYEES, PHOTOGRAPHIC FLASH LIGHT APPARATUS, Tunnel Ventilation, COMBINED PITCHFORK, BAND CUTTER, GAS LIGHTER, EXTINGUISHER, GEISSLER'S GAS LIGHTER, EXTINGUISHER, Blacking, Sheet Iron, Record Tam EMPLOYEE'S TIME RECORDER, B IM 1 sfeememerreemmeRee 6 6, scientific american, 1893-08-12, 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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