778 



SUMMARY OF CURRENT RESEARCHES RELATING TO 



^Altmann's Shakers.* — In the accompanying illustration are given 

 two varieties of shaker made by Altmann. One is worked by a water 

 turbine (fig. 124), the other is driven by electricity (fig. 125). 



Fig. 124. 



Pig. 125. 



Buckingham, Edith, N.— Light-weight Portable Outfit for the Study and 

 Transportation of Ants. Amer. Nat., sliii. (1909) pp. 611-14 (2 figs.). 



Paul Altmann's Special Catalogue, 1909. 



