TURKISH EMPIRE - FRANCE: 1869, envelope from Constantinople via Trieste to Marseille, franked with 1864, 15 soldi brown in combination with 1867, 25 soldi brownish lilac, tied by cds. "CONSTANTINOPEL 23/3"; transit mark of Trieste and French arrival marks. 25 soldi few perfs with bends, otherwise fine and fresh. An attractive cover with a rare mixed franking. Certificate Enzo Diena (1986).