APPENDIX 293 



Weight. Minimum Dose. 



Sucking pigs 35 c. c. 



Pigs 20 to 40 pounds 25 c. c. 



Pigs 40 to 90 pounds 30 c. c. 



Pigs 90 to 120 pounds 35 c. e. 



Hogs 120 to 150 pounds 45 c. c. 



Hogs 150 to 180 pounds 50 c. c. 



Hogs 180 pounds and over 60 c. c. 



SECTION 11. Paragraph 1. Each immediate or true 

 container of anti-hog-cholera serum which has been 

 tested and found not to be worthless, contaminated, dan- 

 gerous, or harmful shall bear a stamp or mark approved 

 by this department. Such stamp or mark shall bear the 

 phrase "U. S. Released." Each container of anti-hog- 

 cholera serum shall be appropriately sealed with a suit- 

 able material and the aforesaid stamp or mark shall be 

 affixed securely to the sealing material under the super- 

 vision of a bureau employee. Should any difficulty re- 

 sult from the action of moisture upon said stamp or 

 mark causing it to become detached or illegible, that por- 

 tion of the container which has been sealed and stamped 

 shall be subjected at once to dipping in hot paraffin or 

 other waterproof material. 



Paragraph 2. The return date placed upon trade 

 labels of anti-hog-cholera serum shall be a date not more 

 than two years after the date of bleeding. The date of 

 bleeding shall be regarded as the date upon which the 

 first serum was collected, which is a part of the batch. 



Paragraph 3. Should the return date of any batch 

 of anti-hog-cholera serum which has been tested as pro- 

 vided in this regulation expire before the serum is used, 

 this date may be extended one year, provided the serum 

 is retested and found satisfactory as defined in rule D, 

 paragraph 2, section 5, of this regulation. 



Paragraph 4. Trade labels affixed to or used in con- 

 nection with the immediate or true containers of anti- 



