Twentieth century book of formulas, processes and trade secrets  edited by Hiscox Gardner and D. Henleys. New rev. and improved ed. 

 - New York  The Norman W. Henley Publishing Company  1934 
 - xiv, 810p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemical engineering Chemical industry.
<br/><br/><label>Dewey Class. No.: </label>610.0212  / H53H