224 



SUMMARY OF CURRENT RESEARCHES RELATING TO 



MICROSCOPY. 



A. Instruments, Accessories, &c* 

 (1) Stands. 



Watson's Naturalist's Microscope.t — This instrument (figs. 18 and 

 19) is an inexpensive Microscope, and is intended for students and for 



Fig. 18. 



biological class Avork. The base for the Microscope is formed either by 

 the case, or by the bench on which it is to be used. The illustrations 

 show the instrument (1) with stage and mirror removed, fitted in 



* This subdivision contains (1) Stands ; (2) Eye-pieces and Objectives : (3) 

 Illuminating and other Apparatus; (4) Photomicrography; (5) Microscopical 

 Optics and Manipulation ; (6) Miscellaneous. 



+ Watson and Sons' Special Catalogue. 



