REFERENCE BOOKS 157 



REFERENCE BOOKS 



Broadhurst, Home and Community Hygiene, Chapter VII (Teacher's use). J. B. 



Lippincott Company. 



Butler, Household Physics, pages 356-364. Whitcomb and Barrows. 

 Caldwell and Eikenberry, General Science, Chapter XIV. Ginn and Company. 

 Chapin, Sources and Modes of Infection (Advanced and teacher's use). John 



Wiley and Sons. 



Hunter, A Civic Biology, Chapters XXII, XXIV. American Book Company. 

 Lynde, Physics of the Household, Chapter VII. The Macmillan Company. 

 Winslow, Healthy Living, Chapter XII. Charles E. Merrill Company. 



