6 CATALOGUE OF ACHROMATIC MICROSCOPES, 



s. d. 



PREPARED MOUNTED OBJECTS. 



Every variety of Physiological, Entomological, Vegetable, 

 Recent and Fossil Infusoria, Wood, and other Sections, 

 and Polariscope Objects ... ... from Is. to 1 6 



Anatomical Injected Preparations ... ... from Is. 3d. to 2 



MATERIALS AND INSTRUMENTS. 



Air Pumps, with receiver, complete ... ... ... ... 016 6 



Injecting Syringe, with stop cocks ... ... ... ... 0106 



Writing Diamond ... ... ... ... ... ... 050 



Diamond for cutting slips of plate glass ... ... ... 080 



Instrument for cutting circles of thin glass to any size ... ...100 



Valentine's Knife, for cutting thin sections of soft animal and vegetable 



substances ... ... ... ... ... ... 12 



Machines for cutting sections of wood ... ... ... ... 0176 



Revolving Tables for cementing cells with gold size, &c. ... 050 



Ditto ditto, of best construction ... ... ... ... 0150 



Needle Holders, with ivory handles ... ... ... ... 026 



Dissecting Knives, with ditto ... ,.. ... ... ...019 



Fine Scissors ... ... ... ... ... from 020 



Thin Glass in squares ... ... ... ... per ounce 036 



Ditto in circles .... ... ... ... ... ... 059 



Plate Glass Slides for mounting ... ... ... ...per dozen 3 



Ditto ditto, ground edges ... ... ... ... 008 



Canada Balsam ... ... ... ... ... per bottle 1 



Gold Size ... ... ... ... ... ... ... ,,010 



Asphalte ... ... ... ... ... ... ...010 



Cells of all kinds for injections ... ... ... per dozen from 013 



SUPERIOR MICROSCOPE LAMPS, from 16s. 



Every Article manufactured on the Premises by superior Workmen, and Repairs 

 and Alterations will receive immediate attention at the Lowest Price. 



TELESCOPES. 



A portable six-draw Telescope, four inches long when 

 closed, and sixteen inches when drawn out ; of great 

 magnifying power, sufficient to show the satellites of 

 Jupiter ... ... ... ... ...150 



Ditto ditto, with German silver mounting ... 1 15 



The above in brass mounting, fitted with a portable stand 

 and extra eye piece, for astronomical purposes, all 

 packed in a neat morocco case, 4 J by 3 ... ... 2 5 



Ditto ditto, in German silver ... ... 3 10 



A portable Reconnoitring powerful Military or Tourist's 

 Telescope, fitted with leather caps, and sling ; when 

 drawn out sixteen inches, and closed eight inches, the 

 object glass one -and- a-half inches clear aperture ... 1 13 6 

 Ditto ditto, of less power, for general purposes 176 



