Howitt
Operator 5 #18: Invasion of the Crimson Death Cult
Davis, Frederick C.
Gould, John Fleming
Howitt, John Newton
Paperback
The Spider #26: Death Reign of the Vampire King
Page, Norvell W.
Gould, John Fleming
Howitt, John Newton
Paperback
The Spider #32: Slaves of the Dragon
Page, Norvell W.
Gould, John Fleming
Howitt, John Newton
Paperback
Operator 5 #19: Attack of the Blizzard Men
Davis, Frederick C.
Gould, John Fleming
Howitt, John Newton
Paperback
Operator 5 #23: Rockets From Hell
Tepperman, Emile C.
Gould, John Fleming
Howitt, John Newton
Paperback
The Spider #22: Dragon Lord of the Underworld
Page, Norvell W.
Gould, John Fleming
Howitt, John Newton
Paperback
The Spider #23: Master of the Death-Madness
Page, Norvell W.
Gould, John Fleming
Howitt, John Newton
Paperback
The Spider #25: Overlord of the Damned
Page, Norvell W.
Gould, John Fleming
Howitt, John Newton
Paperback
Operator 5 #14: Blood Reign of the Dictator
Davis, Frederick C.
Gould, John Fleming
Howitt, John Newton
Paperback
The Spider #27: Emperor of the Yellow Death
Page, Norvell W.
Gould, John Fleming
Howitt, John Newton
Paperback
Operator 5 #15: Invasion of the Yellow Warlords
Davis, Frederick C.
Gould, John Fleming
Howitt, John Newton
Paperback
The Spider #29: Slaves of the Murder Syndicate
Page, Norvell W.
Gould, John Fleming
Howitt, John Newton
Paperback
Operator 5 #17: Hosts of the Flaming Death
Davis, Frederick C.
Gould, John Fleming
Howitt, John Newton
Paperback
Operator 5 #20: Scourge of the Invisible Death
Davis, Frederick C.
Gould, John Fleming
Howitt, John Newton
Paperback
The Spider #44: The Devil's Pawnbroker
Tepperman, Emile C.
Gould, John Fleming
Howitt, John Newton
Paperback
The Spider #37: The Devil's Death-Dwarfs
Page, Norvell W.
Gould, John Fleming
Howitt, John Newton
Paperback
The Spider #43: Scourge of the Yellow Fangs
Tepperman, Emile C.
Gould, John Fleming
Howitt, John Newton
Paperback
The Spider #39: Reign of the Snake Men
Tepperman, Emile C.
Gould, John Fleming
Howitt, John Newton
Paperback
