Originally issued by the British Air Ministry in October of 1918, it is a detailed study of both German Army & Naval aviation services in the Great War. It presents all known information on the general organization & training of every type of air unit, types of units, ballon corps, policy, general tactics, detailed tactics by type of plane, types of communication equipment. The Naval Air Service is detailed in the same manner plus a section with technical details of aircraft with 3-view photos and 4-6 silhouettes of the aircraft at various angles, along with a full technical list of German aviation abbreviations