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by E. D. SmithMass Market Paperback details (USA). details (United Kingdom). details (Germany). details (Canada). ISBN: 978-0-425-09664-2 ISBN-10: 0-425-09664-5 Berkley · 1987 |
| See also (possibly by other authors): | ||
| 1998 | Paperback | Gray Lensman (The Lensman Series, Book 4) |
| 1997 | Paperback | Gray Lensman (Classic Lensman) |
| 1982 | Mass Market Paperback | Gray Lensman (Lensman Series #4) |
| 1973 | Mass Market Paperback | GRAY LENSMAN (Lensman #4) |