Business tycoon who inspired and largely funded many space-related endeavors, including the first trip to the moon. Harriman is mentioned indirectly in most of the Future History stories, mostly in businesses and institutions bearing his name. In "The Black Pits of Luna", he is referenced indirectly; the Harriman Trust is Richard Logan's employer, In "Blowups Happen", he is the founder of Rockets Consolidated, and he underwrote the first issue of Antarctic Pitchblende.

Персонаж романа "Уплыть за закат: Жизнь и любови Морин Джонсон"

Персонаж повести "Человек, который продал Луну"

Персонаж рассказов "Взрыв всегда возможен", "Тёмные ямы Луны"