 He has also written dozens of introductions to the reprints being published by Altus Press, covering characters such as Lester Dent's Lee Nace and Frederick Nebel's Black Mask detective, Ben Donohue.With Off-Trail Publications' John Locke, he has co-edited the three-volume "The Gangland Sagas of Big Nose Serrano", which collects all 12 of Anatole Feldman's Big Nose Serrano stories.For Black Dog Books, he penned introductions to their ongoing Lester Dent Library series of pulp-magazine reprints.