96 



be promptly rubbed with oil, and if this course of treatment is 

 not effectual, repeat it ! Internal treatment also is necessary. 



Haslam's method, under which "in three or four weeks' time 

 the severest cases should be convalescent/' consists in keeping 

 the patient on dry, soft, sandy soil ; for dryness alone will kill the 

 acarus. Theii scrape the animal over, dress with sea-water, and 

 walk him about in the sun until thoroughly dry. Apply sparingly, 

 but thoroughly, every third hour the following mixture :■ — Stock- 

 holm tar lb. ij, sulph. lb. j, fish oil lb. jx, crude carbolic acid 

 oz. iij. This method proved practicable and efficacious at Suez 

 in 1885. 



Clai/torvs method consisted in applying oil of mustard, phenic 

 acid, and sulphur, and subsequently removing each dressing with 

 soap and water. Three or four such dressings generally sufficed. 



Yaldwiii's method. — Shave the animal, isolate him, and give 

 internally gandak and sarson oil or tara mera oil and chok ; we 

 presume also apply it externally. 



Gilchrist';^ method. — A mussaul of sulphur, marking nut, and 

 milk-hedge juice to be applied daily at noon. 



Bennett, on the Nile Expedition, found that skin-disease did 

 not exist to any great degree, for it always could to an extent be 

 kept under control. He treated the contagious form by isola- 

 tion, clipping the hair, and cleansing with soap and water. 

 MacDougall's dressing, when dissolved in water, caused chapping 

 of the skin, so it was used dissolved in ghee, some three or four 

 dressings often being required. 



Quer{j)le shows that in Egypt Kctran, an oil obtained by 

 expression from Kharou at is used in treatment of skin disease. 

 lie found that a mixture of ghi and sulphur answei'ed well. Of 

 Ketran some 5 lbs. would be required per camel, a formidable 

 practical difficieucy as regards its use. 



The Montgomery method, described by Nunn. — Give internally 

 a mixture of gur, oil, and onions daily for a fortnight and dress 

 the body with oil and sulphur. This seems rather adapted to 

 simple eczema than to the parasitic form of skin disease. 



Carbuccia tells us that the best tar dressing is in North Africa 

 obtainable readily in the desert in 5^ gallon skins at a cost of 



