236 TESTIMONY OF JOHN H. COMER. 



Q. Are you acquainted with the use of the instrument called the 

 lactometer? A. Yes, sir. 



Q. Have you used it yourself? A. I have. 



Q. Within what period ? A. Constantly, or not constantly, but 

 at intervals during the past five or six years. 



Q. How often have you used it ? A. I could not answer that 

 question ; a large number of times. 



Q. You used it as a test for milk ? A. Yes, sir. 



Q. "What is iyour opinion of the lactometer as a test for milk ? 



(Objected to ; objection sustained.) 



Q. How long have you kept and raised cows ? A. For the past 

 six years. 



Q. How long were you engaged in selling milk ? A. I should 

 think in the neighborhood of three years, perhaps a little more. 



Q. About what quantity did you sell daily during that time ? A. 

 I commenced with selling four or five hundred quarts and ran up 

 to two thousand. 



Q. When did you first begin to use the lactometer ? A. About 

 six years ago I should think, sir. 



Q. Now, sir, in what way did you use that, and for what pur- 

 pose? A. For testing milk to see what results would follow to see 

 whether I could tell anything about it. 



Q. Well, sir, describe your manner of making tests ? A. I 

 would take the milk, for instance, from a single cow and cool it 

 down to a point of 60 and then very carefully put in the lactom- 

 eter and note the result. 



Q. How many times have you done that ? A. Well, sir, I do 

 not know ; a great many times ; I could not say how many times. 



Q. Do you think you have done it upwards of one hundred 

 times ? A. Yes, sir ; I should think fully that. 



Q. With different cows ? A. Different cows. 



Q. Different breeds of cows ? A. Yes, sir. 



By the COURT Q. Do you mean you tested milk of different 

 cows the milk that you saw milked from the cows ? A. Yes, 

 sir. 



Q. Did you test milk coming from New York ? A. I have done 

 both. 



Q. Where did you get the lactometer ? A. I had one that was 



