Following his graduation Tekeli began to serve as district director of Ağırus-Atabey ( Isparta ) in 1914 until his military service . He served in the Ottoman army during World War I. Upon finishing his military service , he was appointed executive assistant at the directorate of security in 1918 . In the same year , he became the head official of then-district Bayburt . Later , he was appointed head official of Pasinler . He served as the official head of Ödemiş in December 1922 and of Sürmene in 1923 . He was appointed to other districts as head official such as Fethiye , Bozdağ , Keşan and Osmaniye until 1935 when he became civil inspector ( '' Mülkiye Müfettişi '' in Turkish ) . He was appointed governor of Erzincan Province in 1939 . During his tenure , the province witnessed a huge natural disaster , the 1939 Erzincan earthquake . The earthquake with an intensity of 8.2 MS hit the province at 1:57 am ( GMT 11:57 pm ) on 27 December 1939 . The death toll was around 32,962 . Tekeli informed the government officials about the disaster as soon as possible . Then , the province began to receive medical , food and other related assistance . Later , he served as the governor of various provinces including Denizli , Diyarbakır , Kahramanmaraş and Bilecik . His last governorship was in Afyonkarahisar from 1946 to 1948 . He then was appointed head of the Inspection Directorate at the Ministry of Interior in Ankara , and his tenure lasted for five years until his retirement in 1952
1939 Erzincan earthquake
1939 Erzincan earthquake
Osman Nuri Tekeli