402 SUMMARY OF CURRENT RESEARCHES RELATING TO 



MICROSCOPY. 



A. Instruments. Accessories, etc.* 



1 Stands. 



Fig. 49. 



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

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

 Optics and Manipulation ; (6) Miscellaneous. 



