LIST OF ILLUSTRATIONS. 



Page. 

 SwiNE Plague.— Plato I. Eight limg (liaU-sire) of experimeutal pig. No. 



VII tie 



Piute II. Enlarged section of right lung of same pig . . 28 



Plate III. Ulcerous tumors on mucous membrane of intes- 

 tines 30 



Plato IV. The same, projecting above surface 32 



Plate V. The same, showing concavity in center 34 



Plate VI, The same, showing diU'erent view 36 



Plate VII. The same, showing ditferent view 38 



Plato VIII. Ulcerous tumors on mucous membrane of the 



stomach 40 



Chart, illustrating microscopical investigations Ii3 



Plate IX, Fig. 1. Microscopic section through skin and 

 slough. Fig. 2. Microscopic section of skin in 



purjile spot 60 



Plato X. Microscopic section showing exudation in the 



ctecal mucous membrane beneath an ulcer 75 



Microscopic section through skin, showing hair 

 follicle containing etfused blood. The bristle 



was detached in moi^ntiug 75 



Plate XI. Microscoi)ic section of lung with exudate filling 



the air-cells, and thickening the alveolar walls . 75 

 Microscopic section of congested gut, showing 

 villi with excess of granular matter, stained in 



hasmatoxylon . Deta ched round cells 75 



Plate XII. Microscopic section of lung, showing thickened 

 Avails of air-cells; blocked vessels ; exudate 



into cell-walls, and a few of the cells 75 



Microscopic section from ear, showing cartilage 

 and skin with broken surface, and crust- 

 entangling bristles 75 



Plate XIII. Forms assumed in rapid succession by bacterium ; 



also head and tail of lung worm 64 



Plate XIV. Ova, hooks, and head and tail of lung worms. .. 66 

 Plate XV. Fig. 1. Microscopic section of diseased liver. 

 Fig. 2. Microscoi)ic section of lung in catarrhal 

 pneumonia. Fig 3. Jlicroscopiu section of in- 

 testine in "hog-cholera," showing healthy con- 

 dition 116 



Glanders. — Plate I, Fig. L Development of glanders-cells of connective-tissue 



corpuscles in the mucous membrane of the sep- 

 tum. Fig, II. Microsco])ic cut from gray-yellow- 

 ish glanders. Fig, III, l)eveloinuent of glanders- 

 cells of epithelium elements in the pulmonal no- 

 dules 257 



Platell.Fig.IV. Lower end of the soptum Avith glanders-nodules 

 and ulcers (natural size). Fig. Y. Transversal 

 cuts through the gray noduk-s iu the mucous 

 membrane of the se])1 utw (natural size). Fig. VI, 

 Piece of the lower border of a lung, cut surface 

 (natural size). Fig. VII. Also a piece of the lower 

 border of a lung, cut surface (natural size) . 257 



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