There are 23 John Grubb trading cards tracked on HobbyCardIndex, spanning Baseball. The most valuable is the John Grubb [Washington] #32 at $7.17 raw.
Source: HobbyCardIndex · Updated daily · https://hobbycardindex.com/players/john-grubbJohn Grubb Cards
23 cards · Baseball
All John Grubb Cards
John Grubb [Washington] #32
$7.17
John Grubb #32
$2.25
John Grubb #32
$2.23
John Grubb [Hand Cut] #109
$2.00
John Grubb [San Diego] #32
$1.99
John Grubb #152
$1.49
John Grubb #567
$1.44
John Grubb #578
$1.40
John Grubb #615
$1.40
John Grubb #317
$1.37
John Grubb #341
$1.37
John Grubb
$1.35
John Grubb #81
$1.29
John Grubb #90
$1.20
John Grubb #227
$1.15
John Grubb #9
$1.11
John Grubb #199
$1.00
John Grubb
$1.00
John Grubb #148
$0.76
John Grubb #631
$0.37
John Grubb #167
$0.25
John Grubb #199
$0.25
John Grubb #130
$0.25