The three investigators. 4, The mystery of the green ghost /
The three investigators. 2, Mystery of the stuttering parrot /
The three investigators. 8, Mystery of the silver spider /
The three investigators. 10, The mystery of the moaning cave /
The three investigators in The mystery of the fiery eye /
Alfred Hitcock and The three investigator in The mystery of the talking skull /
Alfred Hitchock and The three investigators in The mystery of the laughing shadow /
Alfrad Hitchock and The three investigators in The secret of the haunted mirror /
Karyometric investigations /
Criminal investigation. /
Criminal Investigation.
An Investigation of the Quench ...
Three chestnut horses /
Investigating English style /
The Chemical Investigation of Plants /
Half Moon investigations /
Three novels /
The three wishes /
Three stories /
The three musketeers /
Traja pátrači. 4, Záhada zeleného strašidla /
Traja pátrači. 2, Záhada zajakavého papagája /
Záhada starého denníka /
Alfred Hitchcock a traja pátrači : záhada zeleného strašidla /
Alfred Hitchcock a traja pátrači : záhada ohnivého oka /
Alfred Hitchcock a traja pátrači. Záhada zajakavého papagája /
The three investigators. 3, Mystery of the whispering mummy /
The secret of terror castle /
Traja pátrači. 7, Tajomstvo ostrova kostier /
Traja pátrači. 6, Záhada miznúceho pokladu /
Traja pátrači. 3, Záhada šepkajúcej múmie /
Alfred Hitchcock a traja pátrači : tajomstvo ostrova Kostier /
Alfred Hitchcock a traja pátrači : záhada kašlajúceho draka. 8 /
Alfred Hitchcock a traja pátrači /
Alfred Hitchcock a traja pátrači : záhada zajakavého papagája /
Alfred Hitchcock a traja pátrači. Tajomstvo Strašidelného zámku /
Alfred Hitchcock a traja pátrači. 3, Záhada šepkajúcej múmie /