Duel in the North: The Leningrad Campaign, Jun-Sep 1941 simulates fighting between Soviet and German forces in the Leningrad region from 22 June to 27 Sep, 1941. 5 miles / 20 kilometers Units: Kampgruppe to Army Game Inventory: One 22 x 34" full color mapsheet One dual-side printed countersheet (280 1/2" counters) One.