Herman Landon

Books
The Gray Phantom’s Return The Gray Phantom’s Return
The Gray Phantom’s Return
1948
The Gray Phantom The Gray Phantom
The Gray Phantom
1960
The Back-seat Murder The Back-seat Murder
The Back-seat Murder
2019
The Gray Phantom The Gray Phantom
The Gray Phantom
2012
The unknown seven The unknown seven
The unknown seven
2026
The seventh shot The seventh shot
The seventh shot
2026

Audiobooks
The Gray Phantom's Return (Unabridged) The Gray Phantom's Return (Unabridged)
The Gray Phantom's Return (Unabridged)
2022
The Gray Phantom (UNABRIDGED) The Gray Phantom (UNABRIDGED)
The Gray Phantom (UNABRIDGED)
2021
The Gray Phantoms Return (Unabridged) The Gray Phantoms Return (Unabridged)
The Gray Phantoms Return (Unabridged)
2024
The Gray Phantom The Gray Phantom
The Gray Phantom
2019