Ottoman Turkey: 1915 (12 August). Small cover to Istanbul franked with 10pa and on reverse pair of 20pa of 1914 pictorials for one piastre single weight letter rate and 10pa for war orphans tax tied by Sivas 3 (A&P type 11) datestamps and oblong SIVAS CENSOR cachet and 30 August Besiktas 3 arrival cds.
