Ahhh, I do have color plates in a book, which, however, is stashed somewhere, and has been ever since my move from Sweden to the U.S., back in 2006. These would've shown with certain clarity what flyers or pendants were flown by the fleet flagship, at the conclusion of Operation "Berlin", March, 22, 1941.
On this page, however, you can find a neat illustration of Adm. Horthy's personal standard, which, during the Kiel Fleet Review, in Aug. 1938, was flown from the main mast top of the KM Gneisenau:
http://en.wikipedia.org/wiki/Mikl%C3%B3s_Horthy