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172 GOODYEAR ON GUM-ELASTIC. 



sidered the simplest and most useful instrument of the kind, ajid 

 one which has been generally introduced in the United States. 

 See plate vii., fig. 6. 



NURSING BOTTLES. 



Nursing bottles of glass may be fitted with caoutchouc whale- 

 bone tube and elastic cork, to be cheap and useful. 



POULTICING SOCKS. 



These are a cheap article made of gum-elastic vellum, man- 

 ufactured after the manner of water-bottles, described page 

 They are used for keeping poultices moist, when drawn over 

 them on the feet or hands. 



URINE BAGS. 



Are made of gum-elastic compound and plated fabrics. They 

 are made of different patterns, as represented, plate vii., by the 

 different figures 9, 10, and 11. 



The insoluble properties of these fabrics, together with their 

 pliability, render them very suitable for this purpose. 



GONORRHEA BAGS. 



These are made of plated fabrics, or elastic compound, 

 and are well adapted to the purpose for which they are made. 

 See plate vii., fig. 12. 



