3¢ Brown 98LL91
A plate crack in the bottom margin from below the 'S' of Cents to well past the lower right corner into the right margin.
Research notes:
Randall W. Van Someren (RVS), writing in The Admiral’s Log (Dec. 2010 and Dec. 2013) reported 8 different “New Plate Cracks” on the 3¢ Brown. This is his number 4.