The signature of Pavlos Kountouriotis, naval officer, Regent and President of the Hellenic Republic between 1920 and 1929. From a "thank you" letter of his on sale at www.ebay.com.
From a letter on sale at www.ebay.com
Pavlos Kountouriotis (1855-1935) // Παύλος Κουντουριώτης (1855-1935)