im Morgengrauen. Germany: Pietsch-Verlag Paul Pietsch Verlage GmbH + Co, 1997. Weal, John. Bf 109 Defence of the Reich Aces. Osprey, Oxford. 2006. External links 439 Squadron Log 1 January 1945 Operation Strength of JG 1 at the time of Unternehmen Bodenplatte To win the Winter Sky by Danny S. Parker Operation Bodenplatte Operation Bodenplatte Operation Bodenplatte Aerial operations and battles of World War II involving Canada Aerial operations and battles of World War II involving Germany Aerial operations and battles of World War II involving the United Kingdom Aerial operations and battles of World War II involving the United States Battle of the Bulge Conflicts in 1945 January 1945 events in Europe World War II aerial operations and battles of the Western European Theatre