THIRTY-SEVENTH ANNUAL CONVENTION. 207 



million dollars in two years' time and then they finally wiped 

 the law off the statute books. They have done nothing since. 

 You must first have a campaign of education. Their mistakes 

 fifteen years ago led us to adopt a middle of the road policy, so 

 gradually we have gone forward with a campaign of education 

 before a campaign of compulsion. If we had followed Massa- 

 chusetts or New York we would be in the same condition they 

 are in today. 



Member : We tried that fifteen years ago. 



Prof. Russell : The law is no good unless you have a pub- 

 lic sentiment behind it. You can only enforce a law when vqu 

 have public sentiment behind it. 



Member : Have you ever had any bad effects from an 

 over-dose ? 



Prof. Russell : Any variation within a hundred per cent 

 I have never found to have a bad effect. Where you use a re- 

 test we employ a double dose if that test is given within six 

 months. 



President : There must be some other questions. 



Mr. Walker: Do you know how the matter of vaccine is 

 against tuberculosis ? 



Prof. Russell: At the present time there is no method 

 that is beyond the experimental stage. My experience has been 

 that it did not prevent the development; that it actually gave 

 animals tuberculosis that did not have tuberculosis before. I 

 might say, however, there may be developed a system of vac- 

 cine which may be of some service. The above vaccine is used 

 as an experimental proposition. 



Mr. Newman : Just to give you a chance to rest I want to 

 come before you as a tax payer. This is your test ; it is your 



