An illustrator for Time, Life, Look, True, True West, Saturday Evening Post, Good Housekeeping, Readers Digest, and others, he also painted for advertising campaigns, most notably wildlife paintings for the Weyerhaeuser Timber Company and The Marlboro Man. In the early months of the Marlboro Country campaign, in order to ferret out maximum appeal, advertising agent guru Leo Burnett turned to artist Bruce Bomberger for an illustrated special series of advertisements.