2¢ Carmine 6UL70
A distinctive retouch of the vertical line of the left numeral box.
Comments
Confirmed by LB using the plate proofs at LAC.
Leo's Notes
The left half of the bottom line of the LNB is thick and slopes slightly to the bottom left, but there is a gap in the LL corner.
The left frame stops a bit short of the bottom edge of the bottom frame.
Guide dot touching the left border of the left inner oval.