CONTENTS. 



Page 

 Experiments on the relative Intensities of the Light 



emitted by luminous bodies i 



[Read before the Royal Society, February 6, 1794.] 



An Account of some Experiments on Coloured Shadows 49 

 [Read before the Royal Society, February 20, 1794.] 



Conjectures respecting the Principles of the Harmony 

 OF Colours 63 



An Inquiry into the Chemical Properties that have 



been attributed to Light 73 



[Read before the Royal Society, June 14, 1798.] 



Of the Management of Light in Illumination ... 99 



[Essaj' XVI. Read before the National Institute of France, 

 June 24, 181 1.] 



An Inquiry concerning the Source of the Light 

 which is manifested in the Combustion of Inflam- 

 mable Bodies 207 



[Essay XVII. Read before the Royal Society, January 16, 

 1812.] 



An Account of an Establishment for the Poor at 

 Munich 229 



[Essay I.J 



3lp) 



