[October 9, 2018] Starting to slow down a bit on new discoveries, but Clean Sweep has number 58 ending tomorrow night.
[November 26, 2018] Evidence uncovered by Manny (net54 id: SetBuilder) shows that this Marquard is a forgery.
Link here, and photos to prove it.
http://www.net54baseball.com/showthread.php?t=262580