520 J. W. GORDON ON A " NEW " OBJECT GLASS BY ZEISS. 



it may be pointed out that bacteriologists would probably find it 

 worth their while to buy this piece of apparatus in considerable 

 quantities, if it were to be had at a reasonable price, since it 

 would very considerably facilitate their labour where a series 

 of observations have to be made upon one given specimen of 

 culture. 



Journ. Qutkett Microscopical Club, Ser. 2, Vol. XII., No. 76, April 1915. 



