With development
of fully tracked and self-propelled artillery. There became a need for fully tracked
armoured observation vehicle (Beobachtung Fahrzeuge), which allowed the artillery
commander to go further forward and be able to give orders direct to artillery
units further back, These Artillerie Panzerbeobachtungwagen had extra radios fitted.
Gallery: Sources: German
Military Vehicles.
ISBN-10: 087349783X
Armoured Fighting Vehicles
of Germany World War II.
ISBN-10: 0214203077
Encyclopedia of German
Tanks of World Two.
ISBN-10: 1854095188
For a complete list of
sources 
