The object of the following chapters is to give clear and unmistakable
instruction on the lines and markings of the hands, both from the
student's standpoint and from that of the general reader. This is not
usually the course adopted in books p... Read more of The Line Of Head Or The Indications Of The Mentality at Palm Readings.org
(Chessboard Problems)
Now, how many bishops are necessary in order that every square shall be
either occupied or attacked, and every bishop guarded by another bishop?
And how may they be placed?