There are 2 T.H. Speaker trading cards tracked on HobbyCardIndex, spanning Baseball. The most valuable is the T.H. Speaker at $500.00 raw.

Source: HobbyCardIndex · Updated daily · https://hobbycardindex.com/players/t-h-speaker

T.H. Speaker Cards

Name: T.H. Speaker Card Price Index — Historical Data
Creator: HobbyCardIndex
License: https://hobbycardindex.com/legal/terms

2 cards · Baseball

All T.H. Speaker Cards