318 



MAPS AND SECTIONS. 



Kocks shown : Eozoic, Norian, Huronian, Mont Alban (granite, 

 gneiss, mica-slate, &c.), and Palceozoic. [With Report, see p. 130.] 



H. B. W. 



Yorkshire, 

 to a mile. 

 Sheet 233. 

 T. V. Holmes. 



Sheet 234. 



Sheets of the Geological Survey Maj). Scale 6 inches 



and 



(Eothwell.) By [Prof.] A. H. Green, R. Russell, 



Shows Alluvium, Gravels, and M. Coal Measures. 

 (Castleford.) By W. T. Aveline, [Prof.] A. H. Green, 

 R. Russell, and T. V. Holmes. Alluvium, Gravels, Permian, M. Coal 

 Measures. 



Sheet 247. (D&wsbury.) By [Prof.] A. H. Green, J. C. Ward, and 

 R. Russell. Alluvium, M. and L. Coal Measures. 



Sheet 250. (Darrington, Whitley, Little Smeaton.) By W. T. 

 Aveline, [Prof.] A. H. Green, and T. V. Holmes. Keccnt Deposits (4 

 divisions), Boulder Beds (2 divisions), Permian (2 marls, 2 limestones), 

 Coal Measures (with sandstone). [Though dated 1875, this sheet was 

 not published until 1876.] 



Sheet 276. (Brods worth, Barnsbrough.) By W. T. Aveline and 

 [Prof.] A. H. Green. Permian, Coal Measures. 



Sheet 289. (llotherham.) By [Prof.] A. H. Green, R. Russell, and 

 T. V. Holmes. Alluvium, Boulder Beds, M. and L. Coal Measures. 



Sheet 294. (Sheffield.) By [Prof.] A. H. Green and T. V. Holmes. 

 M. and L. Coal Measures, Millstone Grit. H. B. W. and W. W. 



