First edition, 12mo, illustrated with engraved title and thirty-three folding engraved plates by Adrien Schoonebeck, student of Romain de Hooghe, bound in full stiff parchment over boards, ex libris Prince of Liechtenstein collection, with bookplate; 6 x 3 1/2 in.
Dalencé's work is a general treatise on magnets and how to use them. He mentions the invention of the compass, the magnetic mountains of the New World, and why a compass needle points where it does in a magnetic field.
