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235 190
No 129. ST MARKS BASIC PLINTH.
approximated to by the following fixed conditions:
A F opposite is the front: A c c2B: part of a 0 struck
with a radius of 20 ft " 4.in. from the point C: Then
A b b2 B is the plinth curve; which cuts the said 0 at
its extremities and in the point P: The Chord of A P is
4 " 1½ the maximum vertical b c is 1½ inch: and c2 b2 1 in
q. Being the angle towards sea: further measures are give
on No 129 This is the pavement betqeen the sea angle and
the detached shaft B. showing the way the marbles are
let in about its base, and the recession of the base
of the shaft C p 180 above. Then q is q on No 128
a q is the side of the lower plinth and ___________________
a2 q2 is the commencement of the Second plinth which
carries the shaft bases: This recedes within the lower
plinth, all along the outer line of the front, 1 " 4 or
q2 q: and its height is 1 " 7: It is panelled like
the others with the section, real size fig 2 No 129
The panels white marble, very pure and transparent, and
x 92 - 92 - only 1 " 3¼ or no 129 pale veined grey and white or yellow and white alabaster
1 2½ by Vase. let in: slices rather thin about a b - or not much more
fig 2 No 129.
not always so, In the great entrance doors and door
on the north it is parallel with splendid dark green
marble, and some pieces spotty red.
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[Version 0.05: May 2008]