Hamburg Central School District в Twitter: „Congratulations to our Hamburg High School Class of 2022! https://t.co/PnQ0F0EECZ“ / Twitter
![File:School Certificate of Ivan Ikonomov from Kukush from the Bulgarian Men's High School of Thessaloniki, 17 June 1901 - Page 1.jpg - Wikimedia Commons File:School Certificate of Ivan Ikonomov from Kukush from the Bulgarian Men's High School of Thessaloniki, 17 June 1901 - Page 1.jpg - Wikimedia Commons](https://upload.wikimedia.org/wikipedia/commons/thumb/7/7d/School_Certificate_of_Ivan_Ikonomov_from_Kukush_from_the_Bulgarian_Men%27s_High_School_of_Thessaloniki%2C_17_June_1901_-_Page_1.jpg/2952px-School_Certificate_of_Ivan_Ikonomov_from_Kukush_from_the_Bulgarian_Men%27s_High_School_of_Thessaloniki%2C_17_June_1901_-_Page_1.jpg)
File:School Certificate of Ivan Ikonomov from Kukush from the Bulgarian Men's High School of Thessaloniki, 17 June 1901 - Page 1.jpg - Wikimedia Commons
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