Retouch to the LL vertical line from the top of the spandrel to the top of the LNB. Space between LL spandrel and left frame is narrow opposite middle of leaf 3.
Kink at the left end of the bottom frame. The left frame angles out slightly at the bottom corner.
a) Guide dot in the right margin at the midpoint, 0.5 mm from the right frame.
b) Pane delineation guide dot in the bottom right margin. May be perfed out or appear on the stamp below, 117LR10.