Berlin, Haude et Spener, 1755. 8vo (17.5 x 10.8 cm). [viii], xxvi, 122, [ii] pp.; with a small woodcut portrait on the title page, Sapere Aude. Several wood-engraved head and tail pieces. Contemporary full calf, Spine with gilt ornaments and title. Marbled endpapers. Edges red.

Nice little booklet on how to select a library only of 100 books, with an address to the Prussian King. The work is divided in 12 chapters including travel, philosophy, history, mathematics, and medicine, and a list of the works of the author, the German historian and philosopher Johann Heinrich Samuel (or Jean Henri Samuel) Formey (1711-1797), who wrote in French, being of Huguenot descent. Boards rubbed with much of the spine gilt lost; tiny bump to fore edge, some marginal toning to the first few leaves, but in all a very good copy. Brunet, 31327.