MICROSCOPICAL REAGENTS 



Hardening, Fixing and Clearing Reagents ; 



Culture and Mounting Media ; Immersion 



Cedar Wood Oil. 



Ammonia Carmine, B.D.H. Erythrosin A, B.D.H. 

 Azur I, B.D.H. Erythrosin B, B.D.H. 



Azur II, B.D.H. 

 Azur II Eosin, B.D.H. 

 Eosin, B.D.H. 



Irishman's Stain, B.D.H. 

 Lithia Carmine, B.D.H. 



Fluorescein, B.D.H. Methylene Azure, B.D.H. 



Giemsa's Stain, B.D.H. Methylene Blue, B.D.H. 

 Haematein, B.D.H. IViethylene Violet, B.D.H. 



Eosin Methylene Blue, B.D.H Jenner's Stain, B.D.H. Picrocarmine Lithia, B.D.H. 



Neutral Red, B.D.H., and other stains. 



When ordering specify B.D.H. brand, thus signifying the 

 products manufactured I>y 



The British Drug Houses Ltd , 



Makers of Fine Chemicals, 

 Graham St., City Road, London, N. 1. 



Chemical Works : WHARF ROAD, N. I. 



MICROTOMES. 

 MICROSCOPES. 



Achromatic, Fluorite and Apo. Objectives. 

 Photomicrographic Apparatus. 

 Optical Projection Apparatus. 

 Projection-Drawing Apparatus. 

 Prismatic Field Glasses 



by Leitz and other reputable makers. 



New Opaque ILLUMINATOR 



invented by Prof. Silverman, suitable for all 



magnifications. 



OGILVY & COMPANY, 



1 8, Bloomsbury Square, 



London, W.C. i. 



Optical and Mechanical Repairs executed on the 



premises. 



( 598 ) 



