Abraham Simeon Jacobson studied medicine in Amsterdam, where he sat for his medical finals on 6 March 1906. He specialized in ear, nose and throat medicine. Abraham Simeon Jacobson lived and practised medicine at 88 Minervalaan, third floor, and later at 103 Apollolaan in Amsterdam. He also practised medicine at the Centraal Israelitisch Ziekenhuis, which he co-founded in 1916. He had additional s…