
Front

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Fast Facts
Year(s) Issued: 1920
Set Designation: W520
Number Cards: 20
Card Size: 1-3/8" x 2-1/4"
Common Card Value (Good Condition): $25
Scarcity Rating: (1 to 10, 10 scarcest): 8
W520 Strip Card Set
Keys For Collectors
W520 vs W522 - How To Tell The Difference?
The W520 and W522 cards are identical aside from the numbering on the front of the cards.
Here is a closer look at the Babe Ruth card from both sets:

W520 Babe Ruth

W522 Babe Ruth
Note that the W520 cards have the numbering on the right bottom, whereas the W522 cards have numbering on the bottom left of the card.
Here's a comparison of the Christy Mathewson cards from the two sets:

W520 Christy Mathewson

W522 Christy Mathewson
W520 Cards for Sale on eBay
1920 W520 Stan Coveleski Hall of Fame Rookie (RC) - PSA 3 VG (Hand Cut, RARE)
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1920 W520 BABE RUTH #13 PSA A Authentic
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1920 W520 #7 Mike Gonzales SHARP!! Giants SGC 84 !!
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