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25 capital invention s
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25 capital inventions

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EARLY STONE AGE

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MIDDLE STONE AGE

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http://blogs.longwood.edu/dillardme/files/2011/09/writing-to-learn.jpg
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ABOUT 3500 BC

http://blogs.longwood.edu/dillardme/files/2011/09/writing-to-learn.jpg
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http://www.google.es/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=nXSeFiqAVAd85M&tbnid=mCfKYv--66pHUM:&ved=0CAUQjRw&url=http%3A%2F%2Fwww.dreamstime.com%2Fstock-image-old-wooden-wagon-wheel-white-background-isolated-image31017291&ei=20HMUsnjJKHC0QWdyoDYDg&psig=AFQjCNF5nGf31LV5-FcSrLpn81OpxDUUYw&ust=1389204220063224
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ABOUT 3500 BC

http://www.google.es/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=nXSeFiqAVAd85M&tbnid=mCfKYv--66pHUM:&ved=0CAUQjRw&url=http%3A%2F%2Fwww.dreamstime.com%2Fstock-image-old-wooden-wagon-wheel-white-background-isolated-image31017291&ei=20HMUsnjJKHC0QWdyoDYDg&psig=AFQjCNF5nGf31LV5-FcSrLpn81OpxDUUYw&ust=1389204220063224
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2ND CENTURY BC (CHINA)

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800 (CHINA)

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GUTENBERG (1436)

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HARINGTON (XVI CENTURY)

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WATZ (1769)

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COLT (1835)

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http://letcteachers.files.wordpress.com/2011/02/red-phone1.jpg
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BELL (1876)

http://letcteachers.files.wordpress.com/2011/02/red-phone1.jpg
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VON LINDE (1876)

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EDISON (1879)

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BENZ (1886)

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WRIGHT BROTHERS (1903)

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THOR (1908)

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http://www.google.es/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=Ax6drThjVxXwxM&tbnid=FN5rJoLzv61DpM:&ved=0CAUQjRw&url=http://wellnessnetworkblog.blogspot.com/2013/05/tv-addiction.html&ei=0heJUoL9Hu6p0AWMzIGgBg&bvm=bv.56643336,d.ZGU&psig=AFQjCNHgoPxTWCdmWby-hwPIw8RKPZMelw&ust=1384802620874765
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FARNSWORTH (1927)

http://www.google.es/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=Ax6drThjVxXwxM&tbnid=FN5rJoLzv61DpM:&ved=0CAUQjRw&url=http://wellnessnetworkblog.blogspot.com/2013/05/tv-addiction.html&ei=0heJUoL9Hu6p0AWMzIGgBg&bvm=bv.56643336,d.ZGU&psig=AFQjCNHgoPxTWCdmWby-hwPIw8RKPZMelw&ust=1384802620874765
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http://www.google.es/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=LLbwfd0sD3MPlM&tbnid=gsK3E75tHzuVhM:&ved=0CAUQjRw&url=http%3A%2F%2Fwww.buy-pharma.com%2F_-p-1373.html&ei=hUPMUteHFMbP0QXP1oDIDQ&bvm=bv.58187178,d.d2k&psig=AFQjCNFyNi6I1LJbg2yRAmjyRJRruMqtDQ&ust=1389204684669779
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FLEMING (1928)

http://www.google.es/url?sa=i&rct=j&q=&esrc=s&frm=1&source=images&cd=&cad=rja&docid=LLbwfd0sD3MPlM&tbnid=gsK3E75tHzuVhM:&ved=0CAUQjRw&url=http%3A%2F%2Fwww.buy-pharma.com%2F_-p-1373.html&ei=hUPMUteHFMbP0QXP1oDIDQ&bvm=bv.58187178,d.d2k&psig=AFQjCNFyNi6I1LJbg2yRAmjyRJRruMqtDQ&ust=1389204684669779
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ZUSE (1938)

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MCNAMARA (1950)

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DJERASSI (1950)

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late 1960s

ARPANet (1960s)

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SHEPHERD-BARRON (1965)

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COOPER (1973)

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AYYADURAI (1978)