Nielsen Hayden genealogy

The Encyclopedia of Science Fiction, third edition, ed. John Clute, David Langford, Peter Nicholls (emeritus) and Graham Sleight (managing). 1995-ongoing.

• Title	The Encyclopedia of Science Fiction, third edition, ed. John Clute, David Langford, Peter Nicholls (emeritus) and Graham Sleight (managing). 1995-ongoing.
  Source ID	S5237
  Linked to (7)	Shirley Bell "Lee" Hoffman Damon Francis Knight Theodora Covel Kracaw Alfred Louis Kroeber Ursula Kroeber Fritz Reuter Leiber, Jr. Edward Hamilton Waldo, (Theodore Sturgeon)