Other frequent contributors included Andy Martin, Franz Cilensek, John Thompson, Buckwheat Florida, Jr., Jim Osborne, Ronald Lipking, and Hak Vogrin.

Print Mint publisher/editor Don Schencker claims he came up with the idea, wanting to create an underground comix version of the old comics section of the Sunday newspaper.

Highlights from issues #7–12 included Gilbert Shelton's Fabulous Furry Freak Brothers, Crumb's Mr. Natural, and strong contributions from Kim Deitch, and Skip Williamson.

The first comic-sized issue (#13/14, published in July 1969) featured contributions from Crumb, Greg Irons, Jim Osborne, Larry Welz, Jay Lynch, Hak Vogrin, Kay Rudin, and S. Clay Wilson.

As time passed, Yellow Dog became a showcase of sorts for new talent in the underground field, giving a forum to voices like Greg Irons, Justin Green, Trina Robbins, Bill Griffith, Robert Armstrong, and Howard Cruse.