English: Commemorative Turkish stamp (41 x 26 mm) for International Civil Aviation Organization Congress depicting Hezârfen Ahmed Çelebi. Offset lithography by Alaeddin Kiral Matbaasi, Istanbul. Perforation is line 11½. Face value is 20 Turkish kuruş. Print run of 200,000.
Catalog codes:
Michel TR 1261
Stamp Number TR 1034
Yvert et Tellier TR PA19
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