THIS BOOK 



AN INDEX TO THE CHEMICAL ACTION 



OF MICROORGANISMS ON THE 



NON-NITROGENOUS ORGANIC 



COMPOUNDS 



was set, printed and bound by The Collegiate 

 Press of Menasha, Wisconsin. The cover design 

 is by The Decorative Designers of Chatham, 

 New Jersey. The type face is Monotype Caslon 

 Old Style. The type is set ten on twelve point, 

 337 E. The type page is 2§ x 43 picas. The 

 end sheets are 80 pound White Antique Tuftex. 

 The jacket is 24 x 36-80 Gray Antique Con- 

 struction. The text paper is 38x^0, 140 

 {70 lb.) Winnebago Text. The binding is 

 Hollistons Waverly 283. 



With THOMAS BOOKS careful attention is 

 given to all details of manufacturing and design. 

 It is the publisher s desire to present books that 

 are satisfactory as to their physical qualities 

 and artistic possibilities and appropriate for 

 their particular use. THOMAS BOOKS will be 

 true to those laws of quality that assure a good 

 name and good will. 



