Robert Arthur

Albert Hitfield and The Three Investigators in The Secret of Terror Castle

1970

Albert Hitfield and The Three Investigators in The Mystery of the Stuttering Parrot

2015

Albert Hitfield and The Three Investigators in The Mystery of the Whispering Mummy

2015

Albert Hitfield and The Three Investigators in The Mystery of the Screaming Clock

2015

Albert Hitfield and The Three Investigators in The Mystery of the Vanishing Treasure

2015

The Three Investigators and the Mystery of the Talking Skull

2015

Dwellings of the Damned: 15 Haunted House Stories

2023

Journey into the Strange!: The Mysterious Traveler

2018

The Sealed Book: Ghostmakers

2016

Mysterious Traveler: Dark Destiny

2016

Mysterious Traveler: Out of the Past

2014