How To

1992 Originally produced in conjunction with the First Edition of The Overstreet Comic Book Grading Guide, the OWL (or "Overstreet's Whiteness Level") Card is a comic book grading tool used to evaluate paper color...

Bulk box of 100 OWL Cards.

Bulk box of 150 OWL Cards.

TEMPORARILY UNAVAILABLE 1992 The comic book collecting accessory that no true fan should be without! Dazzle your friends. Impress total strangers. Be the envy of onlookers at the next Comic-Con as you whip out your exclusive OWL Card Holder and...

2013     Cover: Joe Jusko (recreation of Silver Surfer #1) With record prices established on a regular basis, the market for original comic art has never been more compelling. And now a resurgent animation art market is commanding...

2013         Cover: Sean Chen & Lee Garbett & Bob Hall Whether you’re picking up new comics off the shelves each week or bidding on the highest of the high end back issues, there are things you need to know in order...

2017 Are you ready to rock? The Overstreet Guide to Collecting Concert Posters melds the awesome artwork of talented concert poster artists with the melodies of great musicians as we investigate the influences of artists such as Wes Wilson, Bonnie...

2017 From movie posters to comic books, from toys to video games and beyond, The Overstreet Guide to Collecting Horror covers everything horrific and collectible! There are features on companies and franchises like Universal Monsters, The Walking Dead,...

2015 The Overstreet Guide To Collecting Movies Posters, part of the Overstreet “How To” series, offers a fantastic overview of the exciting and entertaining hobby of movie poster collecting. From beginner steps in purchasing, displaying,...

2018 Tabletop gaming of all kinds is bigger than ever, and Gemstone Publishing’s latest “how to” book is here to provide an in-depth look at this booming hobby. The Overstreet Guide to Collecting Tabletop Games takes a look at tabletop...

2017 The Overstreet Guide to Collecting Video Games shines a spotlight on this booming hobby. Packed with insight, it showcases the many different ways of collecting, including collecting by developer, by console, and by franchise. It unlocks the history...

2015 Over the last few years, as comic book conventions have exploded into massively popular pop culture events, one of the biggest reasons for that has been the rise of cosplay. The Overstreet Guide to Cosplay takes an in-depth look at this vibrant...