THE MICROSCOPE. 185 



THE MICROSCOPE. 



New Series, 1893. 



For Naturalists, Physicians, and Druggists, and Designed to Popularize 



Microscopy. 



Published monthly. Price $1.00 per annum. Subscriptions should end 

 -with the year. The old series, consisting of 12 volumes (1881-18Q2), ended 

 xvilh December, i8q2. Sets of the old series ca?i?iot be furnished. All 

 correspondence, exchanges, a?id books for notice should be addressed to the 

 Microscopical Publishing Co., Washington, D. C, U. S. A. 



CHARLES W. SMILEY, A. M., EDITOR. 



EDITORIAL. 



Sterilizing Milk. — Milk should be sterilized at the earliest 

 possible moment and milk-sterilizing depots should be estab- 

 lished for the purpose. A reform is needed also in milking, 

 cleaning stables and cows, and in handling of milk. To-day, 

 milk is a dangerous medium for transmitting disease germs. 



An epidemic of diphtheria has recently occurred in Hights- 

 town, N. J., supposed to be due to infected milk. All the cases 

 were upon one milk route, the town being divided into six dif- 

 ferent routes. In one family the parents drank the suspected 

 milk and had the disease. The children, who were fed from a 

 different source escaped. As soon as the suspected milk was 

 prohibited the epidemic ceased. The milk was infected by the 

 milk boy who had had a mild form of diphtheria for ten days 

 before and continued at work with these germs about him. 

 Boards of Health are more and more learning to look to the 

 milk for explanation of epidemics, and careful people are learn- 

 ing to be very cautious about their milk supply. 



Study of Mosses. — An illustrated guide to British Mosses 

 with 59 plates has just been issused by Rev. H. G. Jameson. 

 Its great merit is in enabling anyone to identify mosses almost 

 at sight by reason of the careful key and the accurate pictures. 

 The book describes the structure of mosses, the apparatus needed 



