The " Stephenson ' : 



BINOCULAR 

 MICROSCOPE 



This is the ideal instrument 



for Biological Work, as it yields 



a perfect 



ERECT STEREOSCOPIC 

 IMAGE 



Extremely low powers can be 

 used on this stand 



Price, with pair of Oculars, 10 



Complete Catalogue of Biological, Bacteriological, and Petrological 

 Microscopes and Apparatus on application 



JAMES SWIFT AND SON 



Contractors to all Scientific Departments ofH.M. Government 



Grands Prix, Diplomas of Honour, and Gold Medals at London, Paris, Brussels, etc. 

 UNIVERSITY OPTICAL WORKS, 81 TOTTENHAM COURT RD., LONDON 



JAMES J. HICKS 



(INCORPORATED WITH W. F. STANLEY & CO., LTD.) 



Maker to the Admiralty and all Departments of the Government 



The Actual Manufacturer of Scientific Instruments 



for Marine and General Use 



8, 9, & 10, HATTON GARDEN, LONDON, E.G. 



ILLUSTRATED CATALOGUES POST FREE 



Inclusive of ^ Inclusive of 



Aneroid Barometers Marine Mercurial 



Thermometers for /M^W^\ Barometers 



Deep-Sea Temper- Hydrometers of all 



atures 



Sextants 



Marine Clinometers 



Compasses 



Artificial Horizons 

 etc. 



kinds 



Salt -Water Hydro- 

 meters 



Electrical Alarm 

 Thermometers 



Sunshine Recorders 

 etc. 



