There are 13 John Long trading cards tracked on HobbyCardIndex, spanning Basketball. The most valuable is the John Long #266 at $7.50 raw.

Source: HobbyCardIndex · Updated daily · https://hobbycardindex.com/players/john-long

John Long Cards

Name: John Long Card Price Index — Historical Data
Creator: HobbyCardIndex
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13 cards · Basketball

All John Long Cards