in Magicman (Dark Horse, 2008 series) #[nn] ([December] 2008)According to Schaffenberger in a 1998 letter, many covers at ACG were penciled and inked by him, but signed by Pete Costanza because DC editor Mort Weisinger (for whom Schaffenberger worked on the Superman Family titles at that time) did not want him drawing superhero covers for other companies.
in Magicman (Dark Horse, 2008 series) #[nn] ([December] 2008)Letters submitted by Randy Winiavski; M. Jay Masch; Clifton Torrance, Jr.; Eugene J. Buie; Dennis Knuth
in Herbie (A-Plus Comics, 1990 series) #2 (March 1991)
in Astounding Stories (Alan Class, 1966 series) #170 (?)orig title: ?