[citation needed] He admired the work of comic book artists like Reed Crandall, Russ Heath, Sam Glanzman, Jim Steranko, and Wally Wood, among others.
[citation needed] Landgraf worked as an assistant to comic book artists Howard Nostrand, Gil Kane, and Rich Buckler.
"[1]Landgraf's artwork appeared in DC Comics publications from 1977 to 1981: The Witching Hour #85; Ghosts #68, #71 – 76, #82, #91, and #101; Weird War Tales #89, and The Unexpected #202 and #216.
[5] In addition, Landgraf worked with Tony DeZuniga's Action Art Studios as a member of "The Tribe," inking various Marvel Comics projects in the years 1977–1979.
[citation needed] He produced color illustrations for the Harris Publications magazines Tactical Knives, Combat Handguns, and White Tail Deer Hunter.
[citation needed] In the 1980s, Landgraf taught comic book drawing and anatomy at Parsons School of Design.
: An Illustrated History of Music and Comics by Ian Shirley; The Weird World of Eerie Publications by Mike Howlett; and Bad Mags by Tom Brinkmann.