l894-] NEW-YORK MICROSCOPICAL SOCIETY. 19 



blood, X 500 ; Tubercles of tuberculosis in masses attached 

 to walls of human veins ; Head of Tapeworm, Tania serrate, 

 showing double row of hooks ; Section of bud of Tiger Lily ; 

 Transverse section of petiole of Aspidestris ; Sclerotic cells in 

 pith of stem of Hoya carnosa ; Transverse section of stem of 

 Helianthus ; Longitudinal section of stem of Lima Bean : by 

 F. D. Skeel. 



9. Pond-life : by A. D, Balen. 



10. Glass slips with engraved monogram : by H. G. Piffard. 

 Dr. Piffard explained the engraving of his glass slips as 



accomplished by a loop of platinum wire heated to incandes- 

 cence by electricity, and used as a pen in writing. 



Dr. E. G. Love stated that he marks glass slips by means 

 of a rubber stamp charged with diamond ink — hydrofluor- 

 silicic acid. 



Meeting of November 3D, 1893. 



The President, Mr. Charles S. Shultz, in the chair. 



Twenty-five persons present. 



Messrs. Thomas S. Nedham and Chas. W. Plyer were elected 

 Resident Members of the Society. 



The following were appointed by the chair as Committee on 

 Annual Exhibition : Messrs. Henry C. Bennett, Thomas B. 

 Briggs, and L. Riederer. 



Dr. Alexis A. Julien read a paper entitled " On Uniformly 

 Stained Cover-Preparations of Micro-organisms free from Dis- 

 tortion." This paper was illustrated by exhibits, as noted in 

 the programme below, and by a demonstration of the method 

 of mounting, and is published in this number of the Journal, 

 p. I. 



The paper was discussed by Mr. Henry C. Bennett and by 

 Drs. H. G. Piffard and F. D. Skeel. 



OBJECTS EXHIBITED. 



1. Amoeboid decorated with a garland of cladothrix. 



2. Flagellated vibrios (n. sp.) with stained flagella. 



3. Living spirilla of Beggiatoa — the largest known. 



4. Amoeboid resembling Difflugia. 



