The Merck index :  an encyclopedia of chemicals and drugs / 
Martha Windholz, editor ; Susan Budavari, associate editor ; Lorraine Y. Stroumtsos, assistant editor ; Margaret Noether Fertig, assistant editor. 
 - 9th ed. 
 - Rahway, N.J. :  Merck,  1976. 
 - 1835 p. in various pagings :  ill. ;  26 cm. 
<br/><br/> First ed. (1889) published under title: Merck's index of fine chemicals and drugs for the materia medica and the arts; 2d ed. under title: Merck's 1896 index; 3d ed. under title: Merck's 1907 index; 4th ed. (1930), under title: Merck's index; 6th-7th ed. (1952-60), under title: The Merck index of chemicals and drugs. 
<br/><br/><label>ISBN: </label>0911910263 
<br/><br/><label>Dewey Class. No.: </label>615.103  / ENC