RESEARCHES 



ABOUT 



ATMOSPHERIC PHAENOMENA. 



BY 



THOMAS FORSTER, F.L.S. M.B. 



OF CORPUS CHRIST! COLLEGE, CAMBRIDGE; CORRESPONDING 



MEMBER OF THE ACADEMY OF NATURAL SCIENCES AT 



PHILADELPHIA ; MEMBER OF THE ASTRONOMICAL 



SOCIETY OF LONDON; OF THE MEDICAL 



AND CHIRURGICAL SOCIETY; 



THIRD EDITION, 



CORRECTED AND ENLARGED; 



With a Series of Engravings illustrative of the Modifications 

 of the Clouds, &c. 



TO WHICH IS ADDED THE 



CALENDAR OF NATURE. 



E2TIN. AN0PnnOI2. ANEM&N. OTE. HAEI2TA. 

 XPH2I2. E2TIN. A' OTPANIQN. TAATX1N. 

 OMBPIflN. HAIAHN. NE*EAA2. 



LONDON: 



PRINTED FOR HARDING, MAYOR, AND LEPARD, 



FINSBURY SQUARE. 



