Johannes Albert Karl Wilhelm (Wilhelm) Ritter (1839–1903)
German banker. Treasurer of the Berliner Gesellschaft für Anthropologie, Ethnologie und Urgeschichte, 1877–1903.
Berlin, Germany, deaths, 1874–1920 (Ancestry.com, accessed 18 November 2016)
Germany, Lutheran baptisms, marriages, and burials, 1519–1969 (Ancestry.com, accessed 18 November 2016)
Zeitschrift für Ethnologie 8 (1876): 267, 35 (1903): 994