Non Spin Stabilised Projectiles (Rockets & Finned Projectiles) by A Betz & Others 4-2-1943. Confidential report translated by TPA 3 technical information bureau for chief scientist ministry of supply. Large 87-page report translated from German to English plus 40 pages of photographs and drawings etc. Within the text Peenemunde is mentioned few times, probably as a result of this report and other information, it was heavily bombed later that year. Size 8" x 13"