The 10 German mark banknote was issued in 1944 as an Allied Military Currency during the War. Its front side is blue and has guilloches. Its back side is brown and also has guilloches. This note was printed by the USSR, so it does not have a secret F mark. It also does not have a security thread nor a watermark. However, it measures 112 mm by 67 mm. This note is in uncirculated condition and TAP Authenticated by Banknote World experts.