I'm not seeing an splits on the serifs... Doubling is flat and shelf-like... ...machine doubling. Sorry, bud. Keep searching.
Im sorry for bothering you I'll keep looking thanks for the positive input have a wonderful Thanksgiving enjoy family and friends
@Willysilver you have been here long enough to know what double threads are. Also if you want to know more about error's Look at this website http://www.error-ref.com/ read, learn and good luck.