explanation of the plates. 



Plates Page 



/'Escarpments of No. 1, No. 3, & No. 4 Faul'is; ^ 



Gypsum-Beds in Contact with the Limestone- | 



XLT-X1Y<( Wall ; and Slick ensided Book-Surface, )■ 245 



I illustrating Prof. S, G. Shand's paper on a j 



^ Bift-V alley in Western Persia ) 



C Microscope-Sections of Pebbles from the"] 

 J Millstone Grit of Yorkshire, illustrating I OK , 

 A V -A\ 111 j Dr A Gilligan ' s paper on the Petrography of f Zi)i 

 [ that formation J 



Folding plate of sections across the Weald, the South Midlands, and 

 North Yorkshire, illustrating Mr. G. W. Lamplugh's Presidential 

 Address on the Structure of the Weald, and analogous Tracts, facing 

 p. lxxx. 



