This section is from the book "The Boy Mechanic Vol. 2 1000 Things for Boys to Do", by Popular Mechanics Co.. Also available from Amazon: The Boy Mechanic, Vol2: 1000 Things for Boys to Do.
In making model aeroplanes or gliders the brace shown will serve the purpose admirably. The size and strength of the metal used will depend on where it is to be used. The metal is bent into the shape shown with the use of a vise. The manner of attaching the braces is clearly shown. - Contributed by Francis Chetlain, Chicago.
 
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