Soviet attestation, four-pages, signed by four Soviet Marshalls and Generals. Document handwritten by Yevgeny Ivanovsky. Attestation of the Head of Air Defense Troops of the 1st Guards' Army of the Group of Soviet Troops in Germany Colonel Nikoli Likhachev. 1. Signed by Yevgeny Ivanovsky (1918-1991), General of the Army, fought in WWII, served in numerous high commands following the Second World War. Signature at the bottom of second page. 2. Signed by Ivan Yakubovsky (1912-1976), Marshal of Soviet Union and Head of Warsaw Pact Troops, fought in WWII and participated in the Berlin and Prague operations, first signature on the fourth page. 3. Signed by Vasily Kazakov (1898-1968), Soviet Marshal of the artillery, head of Troops of Air Defense Infantry, WWII veteran of the battle of Moscow and Stalingrad, second signature on fourth page. 4. Signed by Aleksey Zhadov (1901-1977), General of Army, took part in the Battle of Moscow, Battle of Stalingrad, and the Battle of Kursk. Last signature on the fourth page. Dated 1963, 11 x 8 inches.