at the site from 1933 through to 1938, and he pioneered the hypothesis that Tintagel Castle had been a monastery during Period II. He came to this conclusion based upon some similarities in the structures of the early medieval elements of Tintagel Castle and the 7th-century monastery at the site of Whitby Abbey in Yorkshire.

Archaeologists no longer accept this viewpoint, however. Instead, they now believe that this was an elite settlement in the early medieval period that was inhabited by Dumnonian