Published right in the middle of the war this 1943 manual warns
us that "American men and women should be properly equipped
to defend themselves when unforeseen emergencies arise." One
of a host of such cheaply printed but lamentably lost monographs
covering everything from Yawara to Combato. And the estimable Irvin
Cahn, marine instructor, has done us all a service. Harvard hold
that Masters, and Yale forestall thy Doctorate. The intials B.B.
(Black Belt) shall now solely grace my name. After multiple warnings
to exercise extreme caution, Mr. Cahn does allow himself one pass
over the expositional battlefield with this little bit of Chandelesquery:
"The most effective
way to use the stick when it's held in the right hand is to step
in quickly with the right foot and slash down against the face,
tearing the face open; or jab the stick in the mouth; or slash it
against the throat. Other vulnerable spots to attack are the heart,
stomach and groin. It also makes an effective weapon against knife
attack. The following pages should be studied closely.