Walker Small Helicopter of 1944

[hesham]

Hi,


please see page 19 for George W. Walker designer and his creation for small helicopter;


http://books.google.ca/books?id=PN8DAAAAMBAJ&printsec=frontcover&dq=popular+mechanics+1944&hl=en&sa=X&ei=NUcIVNLQE5TxaLblgMAN&ved=0CCIQ6AEwAQ#v=onepage&q=popular%20mechanics%201944&f=false