PROGRESS OF METEORIC ASTRONOMY 447 



1833. Nov. 12. Magnificent display of Leonids observed in 



America. 

 1838. Dec. 6. Plentiful shower of Andromedes. 

 1840. E. C. Herrick. Chronological list of star showers. 

 1845. Coulvier-Gravier publishes Recherches sur les Etoiles 



Fit 'antes. 

 1845. British Association forms a Committee on Luminous 



Meteors, which collected observations and published 



annual reports to 1880. Secretaries, Profs. Baden Powell 



and A. S. Herschel. 

 1852. Schmidt. Results of observations of shooting stars. 

 1858-63. Neumayer observes 2,000 meteors in Melbourne ; 



their radiant points are determined by Heis. 

 1860-67. H. A. Newton publishes various important papers 



on meteors. 

 1861. Quetelet. Catalogue of star showers. 



1861. April 4. Thatcher discovers a comet which is afterwards 



found to be associated with the April Lyrids. 



1862. July. Tuttle and Swift discover a comet which presents 



an orbital resemblance to the August Perseids. 



1865. Dec. 19. Tempel discovers a comet which moves in the 

 same orbit as the Leonids of November. 



1866. Schiaparelli studies the August meteors, and is led to 



discover the identity of orbits of certain comets and 

 meteoric systems. 



1866. Nov. 13. Great display of Leonids seen in England. 



1867. Nov. 13. Great display of Leonids. 



1867-9. G. Zezioli at Berjams observes many thousands of 

 meteors, and the radiants of the majority of them are 

 derived by Schiaparelli. 



1868. British Association Report contains full discussion and 

 particulars of Schiaparelli's researches on shooting stars 

 and their association with comets. 



1868. Nov. 13. Great display of Leonids. 



1868. Prof. A. S. Herschel and R. P. Greg publish a table of 



88 radiant points of shooting stars (B. A. Report, 1868). 

 1871. Schiaparelli publishes a work entitled Entwurf einer Theor 



Sternsch n uppen . 



1871. Schmidt. Table of 152 radiants he had observed (Ast. 

 Nach. 1756). 



1872. Nov. 27. Very abundant shower of Andromedes. 



