DEPARTMENT OF AGRICULTURE. 



SPECIAL REPORT— No. 12. 

 INVESTIGATION 



DISEASES OF SWINE, 



A^'D 



INFECTIOUS AND CONTAGIOUS DISEASES 



INCIDENT TO 



OTHER CLASSES OF DOMESTICATED ANIMALS. 



U N I S E !^ I !' V O F 



CAl.li^OKNIA. 



X 



v^ 



WASHINGTON: 



govi:knment pointing oifick. 



18 7 0. 



