.bk A15
.fl L718Aokk.r
.fd relay point new 172-173
.ei okk
.ed L718
.rd L718
.ri okk

r
f11	w	172	N end - w face	top of wall	t	2647	347	2688	224	9037		19
f12	w	173	N-S line bricks	top of brick	t	2693	436	2646	471	9004		120