The last Serbian ABC-book, printed before WWII. – This ABC book in Cyrillic script includes pictures from the multi-cultural Serbian life: instruments, tools, churches, mosques etc. This was the last ABC book for Serbian schools printed before the WWII. The publisher Geca Kon (Géza Kohn), a Jewish publisher, born in Hungary, owned the biggest publishing house in Yugoslavia, operating from 1901 until the occupation by Germany in 1941. After the Germans marched into Belgrade, Kon was arrested and shot. Most of his family, who were also active in the business, were taken to a concentration camp in Vojvodina and shot in the same year.