תעלומת המשקפים השחורים
Series: Sifre mistorin -- 303
Publisher: M. Mizraḥi
Published: 197u
Place of publication: Tel Aviv
Language: heb
Number of pages: 184
Subjects: Poisoning; Fiction; Private investigators
Other titles: Taʻalumat ha-mishḳafayim ha-sheḥorim
Work titles: Black spectacles