The Safety Table Heisman92

Inside Chess - Vol.3,No.3 (19-Feb-1990)

Inside Chess - Vol.2,No.25-26 (25-Dec-1989)

A_History_of_Chess_-_Gizycki_J_-_1960__Ed_1977__Ed_jparra_2012-06-04

September Chess 05

700 Chess Opening Traps

Pins Example Games

Inside Chess Sample

The Two Types of Counting Problems Heisman75