There are 9 Mackinac Bridge trading cards tracked on HobbyCardIndex, spanning Baseball. The most valuable is the Mackinac Bridge [White] #88 at $9.74 raw.
Source: HobbyCardIndex · Updated daily · https://hobbycardindex.com/players/mackinac-bridgeMackinac Bridge Cards
9 cards · Baseball
All Mackinac Bridge Cards
Mackinac Bridge [White] #88
$9.74
Mackinac Bridge [Mini Smith'S Mello Mint] #88
$7.99
Mackinac Bridge [Mini Hindu Red Back] #88
$2.55
Mackinac Bridge #88
$1.59
Mackinac Bridge [Mini Hindu Brown Back] #88
$1.49
Mackinac Bridge [Minis Mono Blue Back] #88
$1.38
Mackinac Bridge [Minis Mono Green Back] #88
$1.22
Mackinac Bridge [1st Fifty] #88
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Mackinac Bridge [Mini Croft'S Swiss Milk Cocoa] #88
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