[No.139] [RL 1636 box]

[vertical orientation]

q  is	[diagram] q  joints to here

a2	[diagram]	joint

cornice section.	Bas relief
archivolt

[diagram]

		a b __________
		a g __________
		g h __________
		a c2 (-) _______
		C c ___________	5  “  5
		e d (-) _________	3  “  0
		d f ____________	2  “  1
		c q q __________	1  “  11
		c e ____________	3  “  1 or 3  “ ½
		h i ____________
			o p. max._____
			m n.  max.
			k ?
			e f	3  “  0
			a g without dentil
			about 4 ½
			with dentil
			½ inches
			g h. about 9 ¼
			and a chord
			from a to h
			about 1  “  2.


[edge of page cut away]

3 q  x  y [diagram]			[diagram]
f  No 139			of No 139
				z z 2 of No 139
				remarkable for
				joints severely slight &
					small

			The lines should be parallel
			all round: except noting the angle a C2
			and d. and this opposite point
			which becomes a rounded curve in
			the soffit.
			q. is intentionally within. and g without
			the dentil The space a  g is throughout
			much too wide and the two upper. joints
			of that band are therefore seemingly too near
		where the band is lengthened. that above d is about in
		its right place. the others should be a little lower.



	No 139. Masonry and
	measures of treasury door St Marks.
		p. 72. M. 2
				Done

[Version 0.05: May 2008]