Instruments and Apparatus. 44S 



INSTRUMENTS AND APPARATUS. 



A Chemical Cabinet. 



Pair of 21-inch Globes. 



Large Table Air Pump on Stand with Barometer Guage. 



Electric Machine. 



Electric Cannon. 



Insulated Stool. 



Set of Electric Bells. 



Insnlated Stand with double jars to explain the Frauklinian 



Theory. 

 Cases of Chemical Tests, Acids, &c. 

 Double register Thermometer, Case and Magnet. 

 Four 14-inch Metal Seale Thermometers from 50°- to 



220<^-X 0. 

 Two plain Barometers with Thermometers. 

 Sympisomcter. 

 Daniels Hygrometer. 

 Wollaston's Goneometer. 

 Solar Microscope. 

 Universal ditto. 



Glass Prism on ball and socket stand. 

 Brande's Scale of Efpiivalents. 

 Magnetic Apjiaratus. 

 Alkalimetcr. 



Jointed and universal dischargers and prcBS, 

 Exhausted Flask. 

 Magic Picture. 

 Luminous Bird. 

 Pair of Hcmisi)heres. 



