CH. XXXI. ASTRONOMICAL WORKS. 301 



Chief Works consulted. — Air/s 'Report on Astronomy,* British 

 Association, 1833 ; J. D. Forbes's * Progress of Mathematical and 

 Physical Science ' — Sixth Dissertation ; • Encyclopaedia Britannica,* 

 new edition ; Guillemin, * The Heavens ; ' Herschel's * Astronomy ;' 

 Grant's * Physical Astronomy ; ' * Reports of the Astronomical So- 

 ciety ; ' ' The Orbs of Heaven,* Mitchell ; Proctor, * On Shooting- 

 Stars and Meteors.' 



