Persia. (Kurdistan Censors). 1917. Envelope addressed to Teheran bearing Yvert 302, 1c green and orange and Yvert 305, 5c carmine and lilac tied by Hamadan (Depart) double ring with framed bilingual 'Observed by the Military Censor' in black on face.
The region of Kurdistan was under control of Persian and Russian Force intermittently from late 1915 until the end of the Ahmad Shah era. A few different censors were used from the towns of Hamadan, Kermanshah and Sanandaj.
The rectangular black censor in both Persian and Russian inscriptions reading "Observed by the Military Censor' was applied in Hamadan from April 1916 through December 1917.