August Ewald
August Ewald (* June 7 1849 in Darmstadt , † 1924 [1] ) was a German physiologist .
From 1867 he studied in Heidelberg, Bonn and Berlin and received his doctorate 1873rd From 1874 he was an assistant at the Physiological Institute in Heidelberg Wilhelm Kühne , where he works on the photochemistry of the retina and the visual purple investigated. [2] In 1880 he qualified as Privatdozent and in 1883 in Heidelberg, an associate professor of physiology and histology .
Source: Wikipedia tranlation from the German
Saturday, 6 August 2011
August Ewald and Dr Ayres are the only assistants to Dr Kühne I know of. It was a job to establish which was the right Ewald as it seems there are many people of that name that were scientists in the late 19th C. See Here for the connection with Helmholtz.