Poynting, J. H. 1852-1914. A text-book of physics: properties of matter. / J. H. Poynting, Sir J. J. Thomson. - 7a ed. - London : C. Griffin, 1920. - xii, 164 p. illus., diagrs. 23 cm. Subjects--Topical Terms: PROPIEDADES DE LOS MATERIALES Universal Decimal Class. No.: 53