444 Instruments and Apparatus. 



Set of Windmills. 



Model of Water Pump. 



Hand and Bladder Glass. 



Filtering Cup. 



Double Transferrer. 



Receivers for ditto. 



Bell Receiver. 



Leslie's Receiver and Disk, Stand and Evaporator for 



freezing experiments. 

 Set of Glass Bubbles for Specific Gravities. 

 Portable Transit Instrument, with Achromatic Telescope. 

 Large Achromatic Telescope. 



Glass Globes for shewing the unequal expansion of fluids. 

 Wollaston's Pocket Blow-pipe Apparatus. 

 Geometrical Solids- 

 Galvanic Battery. 



