Search Only Images Visit Image Gallery FAQ page Visit Image Gallery FAQ imggal_sm2.png Portrait of Gustav Theodor Fechner Download this image Image ID: SIL-SIL14-f002-01 Supplied Caption: Portrait of Gustav Theodor Fechner. Collotype. Tag(s): physics, Fechner, Gustav Theodor, 1801-1887 Collection(s): Scientific Identity Topic(s): Physics Download: Image No Copyright - United States Request copy of image How can I use this image?