A B C of Gothic Architecture

THE NO r:\ian pkuiod. 39
addition of a presbytery,
and
still further
afterwards
by adding
\a lady-chapel, which
did not come into fashion
nntil
quite the
end of the twelfth century.
Gervase and William
of Malmesbury have
furnished us, as we
have seen, with a clue
by
which to distinguish
the work of the
early JN'orman
period
from that of a later
age, namely, widejointed
masonry,
and
shallow
chieflywith
the
axe instead of the
chisel. The best and
safest test is the
widejointed
masonry,
sculptur executed
where
it is found; but in
some cases the joints
Ground-planof CassingtonCtiurcli,