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Popular Science Monthly
���Sometimes what is meant to be a smart left swing at the head of an opponent results in a badly broken forearm for the swinger
��Watch your blow, boys, when you land a left swing at the body. The other fellow's elbow may drop suddenly and break your hand
��If you're in the army you'll De Witt Van Court, boxing with how to do it without hurting taken for the Popular Science former boxing instructor of
���You can get into lots of trouble with that ambitious left arm. A left hook at the head like this may easily mean a broken thumb
Do you want to land that hook? Take a good look at this photograph, memorize the position of Van Court's hand and go to it
�� �
