Draper, John William, 1811-1882. Researches in actino-chemistry; Memoir second: On the distribution of chemical force in the spectrum, by John William Draper. - [n.p.] 1873. - 21 p. 24 cm. Reprinted from American journal of science and arts, Dec. 1872 and Jan. 1873. LCCN: ltf96008090 Subjects--Topical Terms: Nuclear chemistry. LC Class. No.: QD601 / .D8