Translation: Cronologia della società tecnologica ( 1980).

Variant: A Chronology of Technic Civilization ( 1978).

A Chronology of Technic Civilization ( 1978).

An Afterword (Home from the Shore) ( 1978).

Letter (Science Fiction Review #24) ( 1978).

Introduction (Sargasso of Space) ( 1978).

Variant: Zenna Henderson's People ( 1978).

Introduction (Pilgrimage: The Book of the People) ( 1978).

Introduction (The People of the Wind) ( 1977).

The Artist in Science Fiction: Frank Kelly Freas ( 1976).

Frank Kelly Freas: The Artist in his Studio ( 1976).

Introduction (War of the Wing-Men) ( 1976).

When NASA Commissions Imaginations ( 1975).

A Speculation on Spock's Family ( 1975).

Requiem for Apollo: Like the Sun in Splendor ( 1974).

Canadian Bacon with Onions and Apples ( 1973).

Translation: Je m'appelle Joan et je vous aime ( 1974).

Letter (Riverside Quarterly, February 1972) ( 1972).

As Hard a Task as Human Beings Ever Undertook' ( 1971)

Letter (Riverside Quarterly, July 1971) ( 1971).

Letter (Riverside Quarterly, March 1971) ( 1971).

Letter (Science Fiction Review, June 1970) ( 1970).

Letter (Riverside Quarterly, June 1970) ( 1970).

Opinion 33: 'Symbolism of the Most Obnoxious Sort' ( 1970).

Variant: Challenge and Response ( 1970).

Challenge and Response: Poul Anderson's View of Man ( 1970).

Letter (Riverside Quarterly, August 1969) ( 1969).

Some Religious Aspects of 'Lord of the Rings' ( 1968).

Letter (Riverside Quarterly, August 1968) ( 1968).

Some Moties and Sources for Lord of the Rings ( 1968).

Letter (Worlds of If, January 1967) ( 1967).

With Poul Anderson and Pat Coyle and Kenneth W.

Against Time's Arrow: The High Crusade of Poul Anderson ( 1978).

Myth, Symbol, and Religion in The Lord of the Rings ( 1973).

A Separate Star: A Science Fiction Tribute to Rudyard Kipling ( 1989).Never display translations Registered users can choose which translations are shown.

Shaman by Sandra Miesel