Heermann, Paul. <br/><br/>
Dyer's materials: 

 - 2nd ed.  revised and enlarged H.B. Stocks. 
 - London :  Scott, Greenwood and Son,  1919. 
 - vii, 152 p. :  ill. ;  19 cm. 
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Inorganic materials<br/>Acids<br/>Dyes
<br/><br/><label>Dewey Class. No.: </label>677.3  / HEE