SMITHSONIAN CONTRIBUTIONS TO KNOWLEDGE. 



221 



THE 



ORBIT AND PHENOMENA 



METEORIC FIRE-BALL, 



SEEN JULY 20, 1860. 



BY 



JAMES H. COFFIN, LI.D., 



PROFESaOR OP MATHEMATICS AND ASTRONOMY IN LAFATBTTE COLLEGE 



[accepted for PUBLICATION, JULY 1868. j 



