FOR THE NATIONAL WEALTH 99 



also for another disease of silk-worms, known 

 as flacherie, which was almost as much dreaded 

 as the former. 



Marechal Vaillant, Minister of the House to 

 Napoleon III, decided to try the Pasteur 

 method experimentally in one of the domains of 

 the Crown. A vast property, planted with 

 mulberry trees, was chosen. It belonged to the 

 Prince Imperial, and was situated at Villa Vi- 

 centina, in Austrian Friuli. Pasteur set forth 

 in November, 1869, with healthy eggs obtained 

 by his process of cellular breeding from three 

 cultivators, Messrs. Raybaud, Milhau and 

 Gourdin; and immediately upon arriving he 

 set to work. For the previous ten years the 

 imperial domain, infected with pebrine and 

 flacherie, had produced nothing, while the har- 

 vest resulting from Pasteur's eggs gave a net 

 profit of. twenty- two thousand francs. It 

 formed a neat little surplus for the purse of the 

 Prince Imperial. 



Pasteur remained for eight months at Villa 

 Vicentina, and there put the finishing touches to 



