1887.] Dr A. B. Griffiths on Micro-Organisms. 
105 
healthy state. The salicylic acid solution had no action upon the 
corpuscles of blood of a poor quality. Hence, I have reason to 
conclude that it may he, with a more extended study of the action 
of this solution of salicylic acid upon disease “ germs ” and their 
organisms, we have the most rational mode of treating those con- 
tagious diseases whose seat of energy is in the blood. 
Note to above Pager. 
The oven for sterilising tubes, cotton- wool, &c., I use in my 
experiments, was devised by my wife, and is seen in fig. 5. A 
good point of this oven is, that the shelf contains a series of holes 
Fig. 5. — Mrs Griffiths’ Form of Sterilising Oven, a , The ordinary chemical 
thermometers passing into oven ; B, Copper shelf, with holes for tubes, 
cotton- wool, &c. ; D, Iron support for oven over flame ; E, Paraffin oil lamp ; 
F, Screw to raise the wick, &c. The temperature of oven heated with paraffin 
oil can go as high as 155° C., and with gas, above 300° C. 
