PURE CULTURES OF 



chemists). At the Carlsberg laboratory no fees are taken. 

 Correspondents who are unknown to me are requested 

 to enclose testimonials with their applications. Popular 

 elementary courses are held at Mr. Jorgensen's laboratory, at 

 Hiepe and Miller's laboratory, and in most of the labora- 

 tories and institutions named above. For the more 

 advanced students opportunity will also be afforded for 

 research work in these laboratories. 



Those who wish to obtain the No. I yeast used at the Old 

 Carlsberg brewery should apply to Captain Kiihle. 



The brewer must himself take charge of his apparatus, 

 and if there is no zymotechnic laboratory in the neighbour- 

 hood, he will, as a rule, also have to introduce the yeast into 

 the fermenting cylinder. He will often be compelled to 

 procure his yeast from a distance, and, having regard to this, 

 I have elaborated the following method. The object I had in 

 view was that the transport of the yeast might be effected 

 with the greatest security possible, and yet that everything 



FIG. 15. 

 with the tube a shown in Fig. 13. 



FIG. 1 6. 



should be easily carried 

 out ; the brewer should 

 have nothing more to do 

 than to shake the flask 

 containing yeast, and 

 then connect it with the 

 small tube j at the side 

 of the fermenting cylin- 

 der (Figs. 8 and 10) or 

 The whole of the yeast 



