72 



dealt with by Mr. Smith left no doubt that there was much more 

 behind it, and this he hoped the Club might be able to draw upon 

 at a future occasion. 



At the meeting of the Club held on November 20th. 1903, 

 J. G. Waller, Esq., F.S.A., Vice-President, in the Chair, the 

 minutes of the meeting held on October 16th were read and 

 confirmed, and the additions to the Library announced. 



Messrs. G. W. Kirkaldy, William T. Waller, John L. Escudier, 

 and Dr. Arthur B. Griffiths were balloted for and duly elected. 



Mr. Karop announced that he had still a number of glass 

 slips for distribution, and had brought them to the meeting so 

 that members could take what they required. 



Mr. Langton exhibited and described a portable microscope of 

 his own design and manufacture. 



Mr. Karop thought that Mr. Langton deserved great com- 

 mendation for the ingenuity displayed in the construction of this 

 instrument, and regretted that he had laboured under the great 

 disadvantage of being without a lathe. 



Mr. Wesche read a note " On the Mouth Organs of Dipterous 

 Flies." The subject was illustrated by diagrams of the mouth 

 parts of various insects, the homologies of which were very clearly 

 pointed out. 



Mr. Gleason gave an address on " Amateur Bacteriology," 

 illustrated by lantern-slides. Many forms of bacteria were shown 

 and explained, and also several ingenious pieces of apparatus 

 constructed from the most homely utensils. 



At the meeting of the Club held on December 18th, 1903, 

 A. D. Michael, Esq., F.L.S., Vice-President, in the Chair, the 

 minutes of the meeting held on November 20th were read and 

 confirmed, and the additions to the Library announced. 



Messrs. F. F. Beckett and F. J. Oxley were balloted for and 

 duly elected. 



Mr. Rheinberg exhibited and described a large number of 

 beautiful and curious diffraction plates and gratings. 



