This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
L.S.Ornstein. Leonard Salomon Ornstein Dutch Physicist Source Personal property am legatee to some of the academic documents and photographs originally belonging to my late friend and colleague Professor Lambertus Johannes Folkert Broer en BehnamFarid en BehnamFarid Original upload log en Ornstein bytes BehnamFarid no