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  Popular Science - Google Books

  http://books.google.de/books?id=xSgDAAAAMBAJ&pg=PA75&dq=%22milk+can+opener%22&hl=de&ei=nxHPS9yMCoSCnQPqycg2&sa=X&oi=book_result&

  Popular Science gives our readers the information and tools to improve their technology and their world. The core belief that Popular Science and our readers share: The future is going to be better, and science and technology are the driving forces that…

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  Popular Science - Google Books

  https://books.google.de/books?id=kCcDAAAAMBAJ&pg=PA86#v=onepage&q&f=false

  Popular Science gives our readers the information and tools to improve their technology and their world. The core belief that Popular Science and our readers share: The future is going to be better, and science and technology are the driving forces that…

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  Popular Mechanics - Google Books

  http://books.google.de/books?id=CtkDAAAAMBAJ&pg=PA96&lpg=PA96&dq=yd+171&source=bl&ots=DndBzipxmN&sig=O4qW7D1CqOLeXahnHDXrkGfTpws

  Popular Mechanics inspires, instructs and influences readers to help them master the modern world. Whether it’s practical DIY home-improvement tips, gadgets and digital technology, information on the newest cars or the latest breakthroughs in science -- PM…

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  Popular Mechanics - Google Books

  http://books.google.de/books?id=euMDAAAAMBAJ&pg=PA150&dq=herman+the+german+crane&hl=de&ei=hZgkTebuF8nBswbyqZTdAg&sa=X&oi=book_re

  Popular Mechanics inspires, instructs and influences readers to help them master the modern world. Whether it’s practical DIY home-improvement tips, gadgets and digital technology, information on the newest cars or the latest breakthroughs in science -- PM…

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  Popular Mechanics - Google Books

  http://books.google.de/books?id=5uEDAAAAMBAJ&pg=PA779&dq=popular+mechanics+1932+May,1932&hl=en&ei=MRsPTeKDFofInAfj-8nLDg&sa=X&oi

  Popular Mechanics inspires, instructs and influences readers to help them master the modern world. Whether it’s practical DIY home-improvement tips, gadgets and digital technology, information on the newest cars or the latest breakthroughs in science -- PM…

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  Popular Errors Explained - Stewart McCartney - Google Books

  https://books.google.de/books?id=w1MHY8-dMX0C&pg=PT395

  In 1841 John Timbs wrote a book called Popular Errors Explained. It went on - with Timbs' other great series 'Curiosities of ...' - to become one of the great popular books of the 19th century, running into many editions and selling hundreds of thousands…

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  Popular Errors Explained - Stewart McCartney - Google Books

  https://books.google.de/books?id=w1MHY8-dMX0C&pg=PT396

  In 1841 John Timbs wrote a book called Popular Errors Explained. It went on - with Timbs' other great series 'Curiosities of ...' - to become one of the great popular books of the 19th century, running into many editions and selling hundreds of thousands…

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  Popular Science - Google Books

  https://books.google.de/books?id=xiADAAAAMBAJ&pg=PA70&lpg=PA70&dq=norden+bombsight&source=bl&ots=nKRjUpN4HR&sig=0siZ3SyPqN7zf5Pi

  Popular Science gives our readers the information and tools to improve their technology and their world. The core belief that Popular Science and our readers share: The future is going to be better, and science and technology are the driving forces that…

• 

  Popular Science - Google Books

  https://books.google.de/books?id=_5vRPmNguKIC&pg=PA56

  Popular Science gives our readers the information and tools to improve their technology and their world. The core belief that Popular Science and our readers share: The future is going to be better, and science and technology are the driving forces that…

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  Popular Mechanics - Google Books

  https://books.google.de/books?id=Vc8DAAAAMBAJ&pg=PA76

  Popular Mechanics inspires, instructs and influences readers to help them master the modern world. Whether it’s practical DIY home-improvement tips, gadgets and digital technology, information on the newest cars or the latest breakthroughs in science -- PM…

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