
298 Report oF THE CHEMIST OF THE 
II. ARRANGEMENT OF CHEMICAL WORK. 
The chemist gives such general and special supervision to all 
the different lines of work as they may require. The work done in 
the way of preparing bulletins and giving addresses is given below 
under a special head. 
The present arrangement of chemical work among the assistant 
chemists is as follows: 
Mr. C. G. Jenter has special charge of the analysis of butter, of 
cattle foods and similar materials, of the determination of copper 
in plants, soils, etc, and of miscellaneous analytical work. 
Mr. A. L. Knisely has special charge of the analysis of milk, 
whey and cheese and of the microscopical examinations of milk. 
He has also done considerable work in relation to methods of 
separating and determining the different classes of nitrogen com- 
pounds in milk, whey and cheese. | 
Mr. W. B. Cady has special charge of all nitrogen determina- 
tions and also assists in analysis of dairy products. — 
Messrs. B. L. Murray, A. D. Cook and J. T. Sheedy give their 
entire time to the analysis of commercial fertilizers and fertilizing 
- materials. 
Mr. John Collins and Mr. James Horth are laboratory assistants, 
attending to various kinds of routine, mechanical work. Mr. Col- 
lins also has charge of the determination of fat in milk, skim-milk, 
etc., by the Babcock test. 
Mr. A. H. Horton and R. D. Newton have anarbe of keeping the 
records connected with the investigation of dairy breeds of cattle, 
- which require numerous and extended calculations. — ) 
ne 
II. BULLETINS AND ADDRESSES. ; 
During the ee the chemist has prepared the following i Bit 
bulletins: 
Bulletin No. 41.— New series.— April, 1892 (twelve pages). 
The portion relating to “ Analyses of materials used in spraying __ 
plants.” 

