Ray, Robin [Erich von Götha; Baldur Grimm] (British, b. c. 1924/1930)

According to honesterotica.com, Erich von Götha (sometimes Erich von Götha de la Rosière or Erich von Götha-Janssen) is the pseudonym of the English artist Robin Ray, born in Wimbledon in south-west London, who, after wartime service in the RAF, studied drawing and painting at St Martin's Art School for four years from 1951. He began his career working for London advertising agencies as a designer, illustrator, and copywriter, then taught at Ealing School of Art.