- Series: The Future at War Series Record # 8127
- The Future at War
- 1
Thor's Hammer: On and Near Earth (1979) [A]
by
Reginald Bretnor
also appeared as:
- Variant: Thor's Hammer (1988)
- 2 The Spear of Mars (1980) [A] by Reginald Bretnor
- 3 Orion's Sword (1980) [A] by Reginald Bretnor
- 1
Thor's Hammer: On and Near Earth (1979) [A]
by
Reginald Bretnor
also appeared as: