1. 
   Yard-O-Led
   The Yard-O-Led Pencil Company was founded in London, England in 1934 by a Mr Brenner to produce his patent propelling pencils which contained twelve three inch leads. After the Second World War the company merged with Sampson Mordan Ltd whose founder had patented the first mechanical pencil in 1822...
   Found op http://en.wikipedia.org/wiki/Yard-O-Led
   
   

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