CATALOGUE 



PHILOSOPHICAL APPAEATUS, Ac. 



TELESCOPE BUILDING. 



An achromatic telescope by Cooke, with an object glass 5^ inches in dia- 

 meter. 



[The mounting is of the equatorial kind, with tangent screw motions, with right ascen- 

 sion and declination.] 



Box containing six eye-pieces and transparent prism reflector for looking at 



the sun. 

 Dewcap. 



Smyth's cycle of celestial objects. 

 Nautical Almanac, and Dietrichsen's ditto from 1858. 

 Six maps of the stars. 

 Astronomical observations by Professor Piazzi Smyth. 



LECTURE ROOM. 



CABINET I. VOLTAIC ELECTRICITY. 



Voltaic pile, and Couronne des tasses. 



Cruickshank's battery. 



Wollaston's battery. 



Daniell's original constant battery. Improved ditto. Dissected ditto. 



Grove's battery (64 cells.) 



Smee's ditto. 



Bunsen's charcoal ditto. 



B 



