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Mark Yenchko's Discussions (22)

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Discussions Replied To (10)	Replies	Latest Activity
"Thanks Steve. Family member purchased several Williams, Mantle, and DiMaggio balls f…" Mark Yenchko replied Jan 24, 2019 to Ted Williams opinion	3	Jan 24, 2019 Reply by James
"Thanks guys Never would have guessed Hideo Nomo" Mark Yenchko replied Dec 11, 2018 to Need help with autograph identification	6	Dec 11, 2018 Reply by Mark Yenchko
"Thank you so much that second photo has stumped everyone!" Mark Yenchko replied Dec 9, 2018 to Need help with autograph identification	6	Dec 11, 2018 Reply by Mark Yenchko
"Thank you so much. " Mark Yenchko replied Sep 29, 2018 to Any idea whose autograph this can be ?	4	Sep 30, 2018 Reply by Eric Keith Longo
"Yes ! Thank you !" Mark Yenchko replied Jul 27, 2018 to Another autograph I need help with	2	Jul 27, 2018 Reply by Mark Yenchko
"Thanks guys" Mark Yenchko replied Jul 26, 2018 to Any chance these are authentic ?	3	Jul 26, 2018 Reply by Mark Yenchko
"I will definitely read the book as my brother in law trusted too many people and end…" Mark Yenchko replied Jul 25, 2018 to Mantle autograph authentic?	9	Jul 25, 2018 Reply by Mark Yenchko
"Ouch. Wish I would have found this site sooner. Sent a bunch of Mantle, Williams, Di…" Mark Yenchko replied Jul 25, 2018 to Mantle autograph authentic?	9	Jul 25, 2018 Reply by Mark Yenchko
"Does this go to the dog also ?" Mark Yenchko replied Jul 25, 2018 to Mantle autograph authentic?	9	Jul 25, 2018 Reply by Mark Yenchko
"Wow I wasn't even close. Do they look authentic ? Here are four more. Thanks so muc…" Mark Yenchko replied Jul 24, 2018 to Four unknown autographs	3	Jul 24, 2018 Reply by Steve