PUBLISHED WEEKLY AT 0 D. MUNN S. H. WALES A. E. BEACH. g' The American News Company'Agents.121 Nassau streetNew York. rIr A. Asher & Co. 20 Unter den Linden Berlin are Agents for the Ger man States. Truliner & Co. 60 Paternoster ROW London are also Agents to re ceive subscriptions. 188 Fleet street London are the Agents to receive European subscriptions or advertisements for the SCIENTIFIC AMERICAN. Orders sent to them will be promptly attended to. Contents t (Illustrated articles are marked with an asterisk.) Novel Device for Heating and Ventilating Railroad Cars. 273 Improvement in Mandrels for Turning 273 The Ice Trade 273 French Leather—How it is Made 274 Preservation of Leather 274 Influence of Smoke on Vegetation 274 New Application of the Spectro scope to Determine the Motion of the Stars 275 Water Seeking—The Divining Rod 275 Returning Condensed Steam t the Boiler 275 The Shifting of the Center of Grav ed by an Astronomical Fact 275 An Aerolite 276 Johnson & Froggott's Patent Horseshoe 276 The sernaphoreSteering Apparatus 276 tion of the Stars 276 'Improved Direct A cting Steam Hammer 277 sure? 277 Rapid TelegraphicCommunication 276 ous Phenomenon 278 Sleep—The Amount Necessary 278 Heat in Mines 278 Editorial Summary 278 road Items 279 Recent American ana Foreign Patents 279 Answers to Correspondents 279 'Proposed Railroad Suspension Bridge across the HudsonRiver 280 East Indian Opium 280 New and Important Patent 0ce Rule 281 Prehistoric Archeolo gy 281 Alcohol—Its Nature Uses and Effects 281 The North Pole and its Seekers 281 American Silk Manufacture 282 Literature for Workingmen 283 Weather Prophesying 283 Hard( ning Moldboards of Plows 283 Patent Claims 283 284 285 286 New Publications 286, 1868-10-28
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PUBLISHED WEEKLY, 0 D, MUNN S, H, WALES, E, BEACH, g', American News Company'Agents.121 Nassau streetNew York, rIr, Asher & Co, 20 Unter den Linden Berlin, Agents, Ger man States, Truliner & Co, 60 Paternoster ROW London, Agents, re ceive subscriptions, 188 Fleet street London, Agents, receive European subscriptions, advertisements, SCIENTIFIC AMERICAN, Orders, will, promptly attended, Contents t, Illustrated articles, marked, asterisk, Novel Device, Heating, Ventilating Railroad Cars, 273 Improvement, Mandrels, Turning, 273, Ice Trade 273 French Leather—, 274 Preservation, Leather 274 Influence, Smoke, Vegetation 274 New Application, Spectro scope, Determine, Motion, Stars 275 Water Seeking— Divining Rod 275 Returning Condensed , Boiler 275, Shifting, Center, Grav ed, Astronomical Fact 275, Aerolite 276 Johnson & Froggott' Patent Horseshoe, 276, sernaphoreSteering Apparatus 276 tion, Stars 276 'Improved Direct, cting Steam Hammer 277 sure?, 277 Rapid TelegraphicCommunication 276 ous Phenomenon 278 Sleep�, Mines 278 Editorial Summary 278 road Items 279 Recent American a, 279 Answers, Correspondents, 279 'Proposed Railroad Suspension Bridge across, HudsonRiver 280 East Indian Opium 280 New, Important Patent 0ce Rule, 281 Prehistoric Archeolo gy 281 Alcohol— Nature Uses, Effects, 281, North Pole, Seekers 281 American Silk Manufacture 282 Literature, Workingmen 283 Weather Prophesying, 283 Hard( ning Moldboards, Plows 283 Patent Claims, 283 284 285 286 New Publications 286, 1868-10-28, 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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