He then took another undergraduate degree at Harvard University, followed by a master's and doctorate there, after which he was immediately offered a faculty position at the institution. Influenced by Archibald MacMechan he became a medievalist and Arthurian scholar, with an interest in castle s. Webster was also a restore r of historic houses. They include the Barnard Capen House from the early seventeenth century in Dorchester, Massachusetts, which _he_moved to its current site in Milton, Massachusetts in 1913, and the eighteenth century Ross-Thompson House in Shelburne, Nova Scotia, which he bought in 1932 to save it from demolition, and is now a museum. <sep>, Pronoun: he