10 

 PRESENTATIONS OF APPARATUS. 



Convex anrl Concave Mirrors. 



Mechanical Apparatus complete. 



Brass Hydraulic Apparatus. 



Various Glass Apparatus, for Chemical purposes. 



Large Electrical Cylinder and Stand. 



Two large Electrical Jars. 



Pair of 18-inch Globes. 



Presented by Mr. Alderman Frend and the Members of the 

 late Philosophical Society. 



Aikin's portable Furnace for Chemical Experiments com- 

 plete. 



Large wooden Gasometer, various Crucibles, «&c. 



Two tin Gasometers 



Two large earthen Retorts. 



Presented by John Williamson, Esq. 



Priestly'* Electrical Apparatus. 



Apparatus with wheel for Electrical purposes. 



Glass Receiver for Air Pump. 



Various Chemical Glass Apparatus. 



Presented by Mr. Aldernrau Frend. 



Compound Microscope, presented by Mr. George Kirkby. 



Pair of 21-inch Globes, presented by the Right Hon. S, 

 R. Lushington, M.P. 



S. PHILLIPS, 



Guardian of Appavatxts. 



