949 REportT OF THE CHEMIST OF THE 
Il. 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. ©. 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., of miscellaneous analytical work, and of pho- 
tographic 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 and A. D. Cook 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 the various kinds of routine mechanical work. Mr. 
Collins 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 charge of keeping 
the records connected with the investigation of dairy breeds of 
cattle, which require numerous and extended calculations. 

III. BULLETINS AND ADDRESSES. 
During the year the chemist has prepared the following station ~ 
bulletins, ten in number, and aggregating 578 pages: 
Bulletin No. 50 — New Series — January, 1893. (116 pages.) 
Summary of results ‘of experiments made in the manufacture of — 
cheese during the season of 1892. 
Bulletin No. 52—New Series— March, 1893. (43 pages.) 
Analyses of commercial fertilizers. 

