Killer’s Promise
Killer’s Promise, by Arthur Leo Zagat – Pop Stevens – Published: 1934 in »Operator #5«
Operator #5
Murder While You Wait
Murder While You Wait, by Emile C. Tepperman – Inspector Felton Published: 1934 in »Operator #5«
Raiders of the Red Death
Raiders of the Red Death, by Curtis Steele – [pseudonym of Emile C. Tepperman] Operator #5 series Published: 1935 in »Operator #5«