Products tagged with 'comic book grading'
OWL Card
"Overstreet Whiteness Level" comic book grading-assist card, originally available as an insert with The Overstreet Comic Book Grading Guide 1st Edition. Used for assessing page color of vintage comic books. *FREE SHIPPING is via USPS 1st Class Mail ONLY!*
From $2.99 excl tax
The Overstreet Comic Book Grading Guide 3rd Edition
Special deal on blemished and damaged copies!
$24.95 excl tax
$16.00 excl tax