[Illustration: A most rare and very shallow adaptation of diamond
cutting from an old Irish chalice, _circa_ 1770.]
[Illustration: A most beautiful bit of cutting on a rare early
Waterford mirror in Commander Swithinbank's collection.]
[Illustration: Curious shallow cutting from a set of Cork plates and
finger-bowls in the Author's collection.]
[Illustration: An example of step cutting, horizontal and vertical,
from a late Waterford bowl.]