Regimental-level simulation of the Battle of Chickamauga, September 19-20, 1863, using the Great Battles of the American Civil War system. (Version 4.?)The game scale is 140 yards per hex, and each strength point is 50 men or 1 gun. Elevations are 50 ft per level, and each turn is 1 hour of real time. - BoardGameGeek