High Quality Content by WIKIPEDIA articles! High Quality Content by WIKIPEDIA articles! Ralph Henry Carless Davis (7 October 1918 12 March 1991), always known publicly as R. H. C. Davis, was a British historian specialising in the European Middle Ages. He was a leading exponent of strict documentary analysis and interpretation, was keenly interested in architecture and art in history, and was successful at communicating to the public and as a teacher.