THIS BOOK 



THElREGULATION OF SIZE 



AS ILLUSTRATED IN 

 UNICELLULAR ORGANISMS 



ivas set, printed and bound by The Col- 

 legiate Press of Menasha, Wisconsin. 

 The cover design is by The Decorative 

 Designers of Chatham, New Jersey. The 

 type face is Old Style No. 1. The type is 

 set 12 on 13 point, Linotype. The type 

 page is 24x41 picas. The end sheets are 

 25x38—80 White Antique Tuftex. The 

 jacket is 24x36 — 80 Gray Antique Con- 

 struction. The text paper is 38x50 — 120 

 (60 lb. base) Wilson Eggshell. The bind- 

 ing is Holliston Extra Color 236 CM 

 Pattern. 



With THOMAS BOOKS careful atten- 

 tion is given to all details of manufactur- 

 ing and design. It is the Publisher's desire 

 to present books that are satisfactory as to 

 their physical qualities and artistic possi- 

 bilities and appropriate for their particu- 

 lar use. THOMAS BOOKS will be true 

 to those lazvs of quality that assure a good 

 name and good will. 



