Today Aeronaut Books published
The Blue Max Airmen German Airmen Awarded the Pour le Mérite: Volume 18.
Volume 18 covers fighter aces
Rudolf Windisch and
Hans Kirschstein and observers Friedrich Nielebock and Wilhelm Schreiber. Volume 18 includes 104 photographs and 10 color profiles of aircraft flown by these men in its 102 pages.
It is now available from Amazon.
All the best,
Jack Herris