Kammala jumla mai zuwa: A cikin 1906, yayin baje kolin kasa da aka gudanar don bikin Masarautar Romania (kuma shekara guda kafin a ba da izinin
babban juyin juya halin manoma), Arbore ya shiga kwamitin kimiyya wanda ke kula da binciken ilimi game da yanayin manoman Romania, wanda babban marubucinsa shi ne masanin ilimin zamantakewar al'umma G. D. Scraba.