- Series: Fourth Dimensional Space Penetrator Series Record # 48298
- Series Tags: telepathy (2), sub-atomic exploration (1), antigravity (1), moon (1), Lunarians (1)
- Fourth Dimensional Space Penetrator
- 1 Fourth Dimensional Space Penetrator (1930) [SF] by Julian Kendig, Jr.
- 2 The Eternal Mask (1933) [SF] by Julian Kendig, Jr.