102 PASTEUR 



Academy of Sciences caused Pasteur to regret 

 that he had not been in Paris, in order to sign 

 it, together with his colleagues who were pres- 

 ent. But he remembered that in 1868 he had 

 received a diploma from the University of 

 Bonn, conferring upon him the honorary de- 

 gree of Doctor of Medicine, in recognition of his 

 brilliant work, and he decided to return it to 

 the Dean. He accompanied it with a letter pul- 

 sating throughout with the highest kind of 

 patriotism. 



To Monsieur the Dean of the Faculty of Medicine 

 at Bonn (Rhenish Prussia) 



"ARBOIS, JURA, January 18th, 1871. 

 "MONSIEUR THE DEAN: In 1868 the Faculty of 

 Medicine of the University of Bonn did me the 

 honour to confer upon me voluntarily the degree of 

 Doctor of Medicine, in recognition of my work in 

 regard to fermentations and the role played by 

 microscopic organisms. Among all the distinctions 

 bestowed upon me by reason of the discoveries 

 which I have been privileged to make since enter- 

 ing upon my scientific career, twenty-two years 

 ago, there is none, I acknowledge, which caused me 

 greater satisfaction. It was, in my eyes, the con- 



