This comic book is a rare find for collectors of US Comics. After Hours #1, published in 1957 by Warren Magazines, features the first appearance of Jim Warren and the Flintstones at the New York World's Fair, also by Warren magazines. The issue, printed in

Black and white, is a first printing and is in sectioned off and vintage condition. Flintstones is color.

The comic book is intended for a general audience and contains a mix of genres such as reality, bad girl, weird, good girl, humor/satire, celebrity, non-fiction, romance, comedy, literary, and underground. It is a single issue format and written in English. The unit of sale is a set of two and the comic book is uncertified. This is a must-have for any serious collector of vintage comic books.