Personally... I am drawn to an attractive piece. Cleaned or not. This is an attractive and well struck piece and I do not detect cleaning. But then again, that's not what I typically look for..... I would call this a well struck XF-AU and be proud to add it to my collection.
http://www.barbercoins.org/Liberty-Nickels-Grading.shtml around fine 12 @Michael K I would agree but liberty is somewhat weak on some parts