INDEX SLIP. 





lectrum of Gold. 



>e University 



MALLET, J. W. On the Structure of OJold-Leaf, and the Absorption 

 Spectrum of Gold. Phil. Trans., A, vol. 203, 1904, pp. 43-51. 



Colloidal Gold, Absorption Spectrum of. 



MALIET, J. W. Phil. Trans., A, vol. 203, 1904, pp. 43-51. 



Gold-Leaf, Microscopic Structure of ; Mechanism of Gold-beating. 



MALLBT, J. W. Phil. Trans., A, vol. 203, 1904, pp. 43-51. 



us seen niri< . ; i... mi, 

 ' which .si j -r-,. 

 I. The coins 



>le proportif 



4i-biue. Tin- u 



'ickness of the _ 



well knowj i to i 



.-. in addition, nu 



ing irregularly 



lisiii, but I-') (1;, 



' illustrates this 



with MII avt< 



M plate of ;r 



VDAY'S liak- 



finienUt 



Fo 







(360.) 



G 2 



resents a remarkable 

 all or only slightly 

 en, unless silver in 

 n case the colour is 

 >q>ected, not uniform, 

 of the surface. All 

 f the leaf. 



ulerate amplification, 

 ; some tendency to 

 most irregular way. 

 iry commercial gold- 

 rom the eye-piece to 



311 February 5, 1857, 

 Light,"! there occur 

 e did not escape his 

 irts of the leaf were 

 he leaf appearing as 

 ross both the thicker 

 .o specimens of gold- 

 t is the thicker folds 

 est." And again he 

 irregular corrugated 

 on in one direction 



.ted to the Eoyal Society, 



29.1.04 



