1964 199 p., 333 figures, paperbound. Monographiën van de Nederlandsche Entomologische Vereeniging. Library stamps, else good copy.
1964 199 p., 333 figures, paperbound. Monographiën van de Nederlandsche Entomologische Vereeniging. Library stamps.
1964 199 p., 332 figs, paperbound. Good copy, but with a faint smell of naphtaline (used to prevent insect damage, this set was in a room with a collection of insects). Monographiën van de Nederlandsche Entomologische Vereeniging.