A secret drug stash in the form of a book

Box in a leather-bound book, inside a metal syringe and bottle marked "cocaine", "heroin" and "religio", plus three needles. Probably Germany circa 1900, dimensions 15.5 x 3 x 10 cm. Condition 2

Leather-bound period book box, inside a metal syringe and vial marked "cocain", "heroin" and "religio", plus three needles. Probably Germany circa 1900, dimensions 15.5 x 3 x 10 cm. Condition 2, A secret compartment in a leather-bound book-shaped case, inside a metal syringe and a bottle marked "cocaine", "heroin" and "religio", plus three needles. Probably Germany circa 1900, dimensions 15.5 x 3 x 10 cm. Condition 2