From the publisher's web site:
Decision in France (NEW!/Excalibre). This game covers the post-invasion period of the Normandy campaign, from June 25th to the first week of September 1944. 1 turn is 3 days, each hex is 8.5 miles, units are divisions. This is a update of the Rhino Games edition. One map, 420 counters. Mark Simonitch.