LECTURES 



ON 



EXPERIMENTAL PHILOSOPHY, 

 ASTRONOMY, 



AND 



CHEMISTRY; 



INTENDED CHIEFLY 



BY G. GREGORY, D.D. 



LATK VICAR OF WEST HAM; DOMESTIC CHAPLAIN TO THK I-ORD 



BISHOP OF LLANDAFF ; AND AUTHOR OF THE ECONOMY 



OF XATURE, &C. &C. 



TWO VOLUMES. 



VOL. II. 



SECOND EDITION) CORRECTED AND IMPROVED. 



LONDON: 



PRINTED FOR LONGMAN, HURST, REES_, ORME, AND BROWX; 

 BALDWIN, CRADOCK, AND JOYj SCATCHEBD AND 



LETTEBMAN; G. AND w. B. WHITTAKER; 



AKB 

 SHERWOOD^ NEELY, AND JONES. 



1820. 



