Hans - Martin Ottmer ( contributor ) , Military History Research Office ( Germany ) ( editing ) ( 2 ed . ) .
Jahrhundert ( Symbols and Military Ceremonies in the German Armed Forces from the 18th to the 20th Century ) ( in German ) .
Hans - Martin Ottmer ( contributor ) , Military History Research Office ( German ) ( editing ) ( 2 ed . ) .
Jahrhundert ( Symbols and Military Ceremonies in the German Armed Forces from the 18th to the 20th Century ) ( in German ) .