J. Alfred Gotch, Early Renaissance Architecture in England
“ Two of these bosses are illustrated in Fig. 159, and it is in the wreaths of these comparatively unimportant adjuncts that the only touch of the new fashion is to be found. 159.—Bosses from Ceilings at Hampton Court. Other rooms have ceilings of which the ribs are much smaller in depth and width: the ribs are again arranged in patterns with straight lines, and at their intersections there are four small leaves of lead nailed on, the whole junction being covered with a small plain wood boss, which forms the centre of the flower. ”
