xlii 



EEPOET 1872. 



Date and Place. 



Lecturer. 



Subject of Discourse. 



1867. Dundee.. 



1868. Norwich 

 1809. Exeter .. 



1870. Liverpool . 

 1873. Brighton . 



Lectures to the Operative Classes. 



Prof. J. Tyndall, LL.D., P.E.S 

 Prof. Huxley. LL.D., P.R.S. ... 

 Prof. MiUer, M.D., F.E.S 



Sir John Lubbock, Bart., M.P. 



RE.S. 

 William Sr)ottiswoode, LL.D., 



F.K.S. 



Matter and Force. 



A piece of Chalk. 



Experimental illustrations of tlio 

 modes of detecting the Composi- 

 tion of the Sun and other Heavenly 

 Bodies by the Spectrum. 



Savages. 



Sunshine, Sea, and Sky. 



