 One writer , the historian Peter Lord , has suggested that it was initially used as an altar . Accepting the 11th @-@ century dating , Lord stated that " as an altar of the pre @-@ Norman period it is a unique survivor in Wales and , indeed , in Britain " . Petts considers this " unlikely " , suggesting that it may originally have been a reliquary . The Friends of Friendless Churches describes the font as the building 's " chief glory " . It has also been called " the best of Anglesey 's remarkable Romanesque series . " It has similarities of design and style with the fonts of two other churches on Anglesey ( St <unk> 's Church , <unk> and St <unk> 's Church , <unk> ) and with one of the stone crosses at St <unk> 's Church , <unk> . 
