Bertrand, Hans. Les larves et nymphes des dytiscides, hygrobiides et haliplides. 33 planches, 207 figures. Paul Lechevalier, Paris, 1928.
Large 8vo in a well bound half cloth binding with gilt lettered spine and marbled boards. Front original wrapper bound in. A binding in fine condition and interior a clean and fresh copy. 366 p. + 33 fullpage b/w plates.