There are 41 Mark Williamson trading cards tracked on HobbyCardIndex, spanning Baseball. The most valuable is the Mark Williamson #296 at $4.66 raw.
Source: HobbyCardIndex · Updated daily · https://hobbycardindex.com/players/mark-williamsonMark Williamson Cards
41 cards · Baseball
All Mark Williamson Cards
Mark Williamson #296
$4.66
Mark Williamson #13
$3.25
Mark Williamson [Gold Hologram] #609
$2.55
Mark Williamson #571
$2.19
Mark Williamson #173
$1.77
Mark Williamson #546
$1.75
Mark Williamson #487
$1.69
Mark Williamson #510
$1.65
Mark Williamson [Winner] #628
$1.59
Mark Williamson #248
$1.55
Mark Williamson #418
$1.32
Mark Williamson #157
$1.30
Mark Williamson #238
$1.30
Mark Williamson #546
$1.27
Mark Williamson #194
$1.25
Mark Williamson #296
$1.19
Mark Williamson #332
$1.18
Mark Williamson #626
$1.17
Mark Williamson #628
$1.15
Mark Williamson #3
$1.12
Mark Williamson #609
$1.00
Mark Williamson #498
$1.00
Mark Williamson #574
$1.00
Mark Williamson #13
$0.99
Mark Williamson #592
$0.99
Mark Williamson #21
$0.99
Mark Williamson #406
$0.99
Mark Williamson #495
$0.96
Mark Williamson [Gold Rush] #157
$0.25
Mark Williamson #85
$0.25
Mark Williamson #461
$0.25
Mark Williamson #511
$0.25
Mark Williamson #147
$0.25
Mark Williamson #628
$0.25
Mark Williamson #574
$0.25
Mark Williamson #722
$0.25
Mark Williamson #F-168
$0.25
Mark Williamson #296
$0.25
Mark Williamson #30
$0.06
Mark Williamson #571
$0.06
Mark Williamson #24
$0.01