ADDENDA AND ERRATUM 



Page 38, line 7 : 



after ' ' present " 



add " as chloride, sulphate, etc." 



Page 79, Preservatives in Milk : See new Regulations (1912) on 

 page 388. 



Page 80, line 30 : 



after ' ' tubes " 



add ' ' plus a drop of phenolphthalein solution " 



Page 84, Preservatives in Cream : See new Regulations (1912) on 

 page 388. 



Page 233, Antityphoid vaccine : Leishman sterilizes the typhoid 

 culture at 53 C. for one hour. 



Page 277, line 2 from foot : 

 after ' ' growth " 

 add " on glycerin egg medium (see page 391) " 



Page 257, line 5 from foot : 



for " Limond," read " Simond " 

 Page 192, line 10 from foot : 



for " first," read " second " 



