II. CIRCULATORY APPARATUS 727 Bleeding 727 Bleeding in sheep 727 Bleeding in the pig 728 Setons, rowels, plugs, or issues 728 III. APPARATUS OF LOCOMOTION 730 Surgical dressing for a claw 730 Amputation of the claw or of the two last phalanges 730 IV. DIGESTIVE APPARATUS 734 Ringing pigs 734 Œsophagus 734 Passing the probang 735 Crushing foreign bodies in the œsophagus 735 Œsophagotomy 736 Sub-mucous dissection of the foreign body 736 Rumen 737 Puncture of the rumen 737 Gastrotomy 739 Laparotomy 740 Herniæ 741 Inguinal hernia in young pigs 741 Imperforate anus 742 Prolapsus and inversion of the rectum 743 V. RESPIRATORY APPARATUS 745 Trephining the facial sinuses 745 Trephining the horn core 745 Frontal sinus 745 Maxillary sinus 745 Tracheotomy 746