.bk A15
.fl N723jw.r
.fd relays 668 to 671 re-run
.ei jw
.ed N723
.rd N722
.ri jw

r
;f409	pb	668	perimeter	NW corner	t	3017	364	3126	198	m3126	130	152
f409	pb	669	perimeter	NE corner	t	3116	165	3017	405	m3126	130	152
f409	pb	670	perimeter	SW corner	t	3116	172	3017	469	m3126	130	152
f409	pb	671	perimeter	SE corner	t	3116	197	3017	472	m3126	130	152