4 books in total, 1 x "Brehm's animal life - general knowledge of the animal kingdom", richly illustrated, some in colour, ed. by Prof. Dr. Otto zur Strassen, lower animals, Leipzig: Bibliographic Institute, 1918, half leather (best., soiled) as well as 1 x Brehm "The life of the animals", all in all 3 books: "The mammals", "The reptiles - the fishes", "Die Vögel", Berlin: book community, probably around 1930, half leather (cover damaged or damaged, soiled), differ. Signs of age and use
