73 - Biology - Zoology - Hennert, Carl Wilhelm. On Caterpillar Defoliation and Windthrow in the Royal Prussian Forests from 1791 to 1794. With 8 colored copperplate engravings and 6 (5 folded) tables. Berlin, published by the author, 1797. VIII pp., 1 leaf, 197 pp. 24 x 19.5 cm. Contemporary half-leather binding with spine label and gilt lettering.

Biology - Zoology - Hennert, Carl Wilhelm. On Caterpillar Defoliation and Windthrow in the Royal Prussian Forests from 1791 to 1794. With 8 colored copperplate engravings and 6 (5 folded) tables. Berlin, published by the author, 1797. VIII pp., 1 leaf, 197 pp. 24 x 19.5 cm. Contemporary half-leather binding with spine label and gilt lettering. Nissen 1889 - Horn-Schenkling 10080 - Mantel I, 467. - “This book is, in fact, a treatise on forest entomology, prompted by the aforementioned windthrow. In it, Hennert provides not only a description of the most harmful forest insects, but also evidence of the damage they cause and, at the same time, measures for combating them ...” (ADB XI, 772). – A fine copy. *