What year was the modern set of rules published in Germany ?
" War Games Rules Armour & Infantry 1925-1950 " , War Games Research Group , June 1973 " War Games Rules Armour & Infantry 1950-1975 " , War Games Research Group , January 1974 " War Games Rules for Armoured Warfare 1950-1985 " , Wargames Research Group , 1979 " War Games Rules 1925-1950 : Wargames Rules for All Arms Land Warfare from Platoon to Battalion Level " , Wargames Research Group , 1988 " War Games Rules 1950-2000 : Wargames Rules for All Arms Land Warfare from Platoon to Battalion Level " , Wargames Research Group , 1993 In addition to these variations by the Wargames Research Group , a computer - moderated adaptation of the 1988 edition was created by WargameSystems and made available on its web site .