Operation Perch order of battle

This is the order of battle for the Operation Perch, a World War II operation between British and German forces in Normandy, France between June 6 and June 19, 1944.
British Order of Battle.
21st Army Group.
General Officer Commanding-in-Chief: General Sir Bernard Montgomery
Chief of the General Staff: Freddie de Guingand
Second Army.
General Officer Commanding-in-Chief: Lieutenant-General Miles Dempsey
I Corps.
Lieutenant-General John Crocker
XXX Corps.
Lieutenant-General Gerard Bucknall
German order of battle.
I SS Panzer Corps.
SS-Obergruppenführer Sepp Dietrich