Jack Armstrong Rookie Cards

Do you know that the most expensive Jack Armstrong Baseball Rookie Card (1989 Topps Jack Armstrong Baseball Rookie Card (RC) #317 Reds Pitcher VG O/C) was sold on eBay in 04/2026 for $80.99 while the cheapest Rookie Card (JACK ARMSTRONG 1988 SCORE TRADED BASEBALL ROOKIE CARD #78T REDS SHARP!) changed hands for only $0.06 in 01/2017? The month with the most cards sold (6) was February 2026 with an average selling price of $2.72 for a Baseball Card of Jack Armstrong. Sold items reached their highest average selling price in April 2026 with $51.48 and the month that saw the lowest prices with $0.06 was January 2017. In average, a Rookie Card from Jack Armstrong is valued at $1.99.

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