THE MICKOSCOPE. 137 



pended at any meeting, by a vote of two-thirds of the members 

 present, notice of such intention having been given at least two 

 weeks in advance. 



Order of Business. 



1. — Reading of Minutes ; 2. — Applications for Membership; 

 3. — Election New Members; 4. — Reports of Committee; 5. — Ad- 

 ditions to the Library ; 6. — Donations to the Cabinet; 7. — Un- 

 finished Business ; 8. — New Business; 9. — Written and Verbal 

 Communications. 



HAIR-PIN CLIPS. 

 By O. H. HFBBAED, M. D., 



WALPOLE, MASS. 



Among the many handy home-made instruments which I have 

 devised since I began microscopic work, some made from ladies 

 hair pins have proved very useful and satisfactory. Needing a 

 large number of spring clips, I purchased five cents worth of 

 medium-sized hair pins and with a pair of pliers bent one leg of 

 the pin as in fig. 1, the other leg was then shaped as in fig. 2. 



Fig. 1. Fig. 2. 



In using, the edge of the slide is placed on the side of the V 

 shaped lower limb. The upper one is raised and the slip is 

 then slid under it far enough to allow the point of the upper 

 limb to rest on the center of the cover glass. The pressure can 

 be varied by bending the angle of the pin. 



PRACTICAL HINTS TO WORKERS. 

 By F. L. JAMES, M. D., 



ST. LOUIS, MO. 



Do not throw away alcohol and benzol that you have used for 

 washing or other purposes, and which is not sufficiently pure 

 to return to the container. Have a pint bottle with a glass stop- 

 per at hand, and pour these little residues into it. When it is, 

 say half full, scrape up some castile soap and put into the hot- 



