This is a rare and highly sought-after Green Lantern comic book from 1967 featuring the first appearance of Hector Hammond. The comic is in the style of US comics, with vivid colors and detailed illustrations by artists Gil Kane, Gardner Fox and Sid Greene. This single issue, number 57 in the Green Lantern series, is a first edition and has not been inscribed or signed. It is suitable for general audiences and is a must-have for any serious collector of vintage comics. The comic book is published by DC Comics and is part of the DC Universe, with references to Marvel (MCU).