NIKOLAI ROMANOV autograph - envelope probably with handwriting

NIKOLAI ROMANOW Autograph - Envelope probably with handwriting of Lieutenant Nikolai Romanow, officer prisoner camp Gütersloh. Envelope addressed as prisoner of war mail to the Moscow Aid Committee for Prisoners of War Copenhagen Denmark, Knippelsbrogade 8. Postmark 21.7.17, postmark Officer Prisoners Camp Gütersloh. It could possibly be the handwriting of the cousin of Tsar Nicholas II, Nikolai Mikhailovich Romanov (1859-1919). The letter that once accompanied the envelope no longer exists. Nevertheless, this envelope is likely to be a rarity! Signs of age and wear

NIKOLAI ROMANOW Autograph - Envelope with probably the handwriting of Lieutenant Nikolai Romanow, officer prisoner camp Gütersloh. Envelope as a prisoner of war mailing addressed to the Moscow Aid Committee for POWs, Copenhagen Denmark, Knippelsbrogade 8. Postmark 21.7.17, stamp officer prisoners camp Gütersloh. It could possibly be the handwriting of Tsar Nicholas II's cousin, Nikolai Michailowitsch Romanow (1859-1919). The letter once contained in the envelope is no longer there. Nevertheless, the envelope here should be a rarity! Signs of age and wear