21.5 × 14 cm, hardcover, viii, 166, 52 pages, 29 illustrations/ figures. Text in German. Small signs of use, previous owner's name, paper slightly browned, some spots, although in (very) good condition, see picture.
Authorized German translation by G. Siebert of Thomson's 'The Corpuscular Theory of Matter' (1907), part of the series 'Die Wissenschaft. Sammlung naturwissenschaftlicher und mathematischer Monographien', Heft 25. J. J. Thomson (1856–1940), discoverer of the electron and Nobel laureate in Physics (1906), presents his model of matter based on corpuscles (electrons), a pioneering step toward atomic and subatomic theory.
