The excavators employed former quarry workers (the last Tintagel cliff quarry was closed in 1937), who worked under a trained foreman and who were instructed to clear the land on the Island, following and exposing any walling that they came across and keeping any finds.
The excavators employed former quarry workers (the last Tintagel cliff quarry was closed in 1937), who worked under a trained foreman and who were instructed to clear the land on the Island. The excavators were following. They came across. This was what the excavators were exposing any walling. The excavators were keeping any finds.