324 



REPORTS ON THE STATE OF SCIENCE, ETC. 



7133 (23-76) Watersinks, Malham 



7134 (23-77) Malham Gorge 



7135 (23-78) Malham 



7136 (23-79) Malham 



7137 (23-80) Malham 



7138 (23-81) Malham 



7139 (23-82) Malham 



7140 (23-83) Malham 



7141 (23-84) Malham 



7142 (23-87) Malham Cove 



7143 (23-88) Route Settle to Malham 



Stream disappearing on crossing from 



Silurian on to Carboniferous Limestone. 



1923. 

 Dry valley. 1923. 



Dry valley leading to the Cove. 1923. 

 Grikes. 1923. 

 Grikes. 1923. 



Dry valley leading to the Cove. 1923. 

 Outflow of the Aire from Malham Cove. 



1923. 

 End of dry valley above cove. 1923. 

 The Cove from above. 1923. 



1923. 

 Contrast, limestone hill on left, grit and 



shale on right, fault along valley. 1923. 



Wales. 



Glamorgan. — Photographed by A. L. Leach, Giltar, Shrewsbury Lane, 



Woolwich, S.E. 18. 1/4. 



7156 ( ) Gower, Cliffs near the Knave, Dip, strike, pre-Triassic platform and 

 Paviland scree formation. 1919. 



Merioneth. 



-Photographed 

 A. H. Cox. 



by N. G. Blackwell 

 1/2 and 1/4, and P.O. 



and presented by 



7157 Cader Idris seen from Cyfrwy 



7158 Cader Idris from Gelli-llwyd 



7159 Cader Idris from Llyn-y-gader 



7160 Talylynn Lake, near Dolgelly 



7161 Cwm Ammarch, Talylynn , Dolgelly 



7162 Arthog, looking E.to Craig Llwyd 



General succession. 1/2. 



Maine escarpment due to granophyre- 

 sill. Before 1925. 1/2. 



Granophyre and dolerite sills. 1/2. 



Crags of Upper Acid group and grano- 

 phyre intrusions. Before 1925. 1/4. 



Stream forming delta. Before 1925. 1/4. 



Cambrian section and intrusive rock. 

 Before 1920. B.C. 



Pembrokeshire. — Photographed by N. G. Blackwell and presented by 



A. H. Cox. 



7163 Trwyn Ellen, 8 miles E. of Aber- Folded Lijigula flags. 1/4. 



eiddy 



7164 Trwyn Castell, Abereiddy Bay . Rhyolites and Tufis, Llanrian volcanic 



series. Before 1915. 1/4. 



7165 Abercastle Harbour, looking N.W. Syncline of bifidus shale on ashes. Before- 



1915. 1/1. 



7166 Abercastle Harbour, looking S.E. On right cliff of bifidus shale capped hy 



diabase sill. Before 1915. 1/4. 



7167 Aberfelin ..... Forth Gain beds and Tetragmptus shale.. 



Before 1915. 1/4. 



