The Last of Us: Jackson, Comic Books The Last of Us Guide, Walkthrough
This page of The Last of Us game guide contains information on where to find the comic books in the Jackson chapter. Those items are collectibles-secrets. Our walkthrough indicates the exact location of each artifact and pendant.
Comic #14 - Singularity

After you go through the barb wire, turn right.

You should notice a car wreck among the trees, with the comic inside.