There are 2 Wallace Smith trading cards tracked on HobbyCardIndex, spanning Baseball. The most valuable is the Wallace Smith [St. Louis] at $39.99 raw.

Source: HobbyCardIndex · Updated daily · https://hobbycardindex.com/players/wallace-smith

Wallace Smith Cards

Name: Wallace Smith Card Price Index — Historical Data
Creator: HobbyCardIndex
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2 cards · Baseball

All Wallace Smith Cards

Wallace Smith [St. Louis]

1912

$39.99

Wallace Smith #NNO

1918

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Wallace Smith Cards

All Wallace Smith Cards

Wallace Smith [St. Louis]

Wallace Smith #NNO

Track Wallace Smith Cards