326 



Regd. 

 No. 

 99 



353 

 1502 

 1509 

 1510 



230 



1544 

 1612 



REPORT — 1897. 

 Caverns. 



1320 



Weathered joints in Carboni- Near Grange, Lancashire. 3 P. S. 



ferous Limestone. 



Caves Cae Gwyn, Vale of Clwyd. 4 P. 



Interior of Brow Gill Cave. . Ribblesdale. 18 S. 



Stalactites Gaping Gill, Ingleborough. 18 S. 



)» • • • • ») T» 18 S. 



Pipe in Chalk. . , . Under Thanet Beds, Elham Valley Kailwav. 



21 P. 



Icicles, showing line of springs. Severn Tunnel, Monmouth. 41 P. 



Gravel, &c., in pocket in Carbo- Weaver Hills, Staffs. 22 P. 



niferous Limestone. 



Wind Action. 



Stack of Keuper Sandstone Peakstones Eock, near Alton, Staffs. 22 P. 

 cemented by Barytes. 



Brimham Rocks, Harrogate. .3 P. 



3 P. 

 3S. 

 The Toad Rock, Tunbridge Wells. 3 P. 

 Leasowe, Cheshire. 10 P. 

 10 P. 

 Church Tower, Eccles, Norfolk. 44 P. 

 )> )j )j ■*■ ^' 



Action of Rain. 

 Alltdearg Burn, Fochabers, Earth pillars in Old Red Sandstone conglome- 



Elgin. 



753 



754 

 755 

 756 

 757 

 758 

 760 



727 Screes of felsite. 



735 

 251 



404 

 325 

 323 

 322 

 1190 

 714 

 718 

 321 



324 

 1497 



rate. 46 P. 

 46 P. 

 46 P. S. 

 46 P. S. 

 46 P. 

 46 P. 

 46 P. 



Frost and Weathering. 



. Head of Glencorse, Edinburgh. 23 P. 



. • ,, ,. ., *.'-» X • 



Fallen blocks on mountain side. Tyn-y-wern, Montgomery. 20 P. 



~ " ' " . Happy Valley, Mourne Mountains. 9 P.* 



Denudation of granite. 



Gladationj Glaciated Surfaces. 



Scratched surface. 



Roche moutonn^e. 

 Roches moutonnees. 

 Glaciated rocks. 

 Roche moutonnee. 

 Undercutting by glaciation. 



Loch Doon, Ayrshire. 24 P.* 

 Trefriew, Carnarvon. 7 P. 

 Capel Curig, Carnarvon. 7 S. 



7 P. 

 Cwm Gla's, Snowdon. 25 P. S. 

 Arthur's Seat, Edinburgh. 23 P. 

 Blackford Hills, Edinburgh. 23 P. 

 Perched blocks on smoothed Pass of Llanberis. 7 P. 



surfaces. 

 Boulder on glaciated surface. Cwm Tryfaen, Carnarvon. 7 P. S. 

 Perched block on glaciated Pass of Llanberis. 3 P. 

 surface. 



Glaciation ; Erratic and Perched Blocks. 



1496 Perched block. 



320 „ „ . 



449 „ „ , 



Near Pen-y-Pass, Llanberis, Y Foel Perfedd. 



3 P. 



Jj »> )J • -t . 



» » »> 1 o« 



