[M.67L]                                                               [M.67]
[diagram]                                                             No 47	Ca Giustiniani	67
                                                                      
                                                                      No 47.Fig 1.  Details of Traceried window in palace of
                                                                      		the young Foscari.  A archivolt with tracery:  B tracery
                                                                      		bar:  The recess above the dentil at top is, I think intended
                                                                      		to be filled with marble;  it exists in nearly all the windows
                                                                      		of this palace: showing the general system very nicely;
                                                                      Masonry	a square rectangle is left in the bricks; this is walled
                                                                      		with marble dentil edge: forming the Sq; then the archivolt
                                                                      		and pilaster are introduced independently, vide opposite.
                                                                      		In these windows the recess seen in section goes all round
                                                                      		and the finial of the window is worked roughly back to it
                                                                      		- only faced with leafage; as if marble were to be put in.  It
                                                                      		is occupied now with canvass painted in imitation of it
                                                                      Traceries.	C: Tracery bar, drawn larger with cusp:  D tracery bar
                                                                      		without cusp, as at point of arch, the arch thus leaving
                                                                      		a fillet between it and the bar: not meeting it as at
                                                                      		Danielis, Now, it is most singular that the whole window
                                                                      		is not worked with this section.  In the two small 4foils
                                                                      		near top, there would have been no penetration large enough
                                                                      		for effect;  and the tracery bars have their sides to
                                                                      		those 4foils of the section E: whose vertical depth a b
                                                                      		of course equals that of the other side of the bar, or a2 b2
                                                                      		in B:  The cusp in E is unfilleted;  and the foil leaves
                                                                      		no fillet at its point, but reaches the point c. as seen

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