ON PHOTOGRAPHS OF GEOLOGICAL INTEREST. 211 



Eegd. 

 No. 



3526 (6083) Hell Gill, Lund's Fell. Source of River Eden. 1902. 



3527 (6086) Clapham Beck Head. Outlet of stream from Gaping Gill. 1902. 



3528 (6087) Grummack Dale, near Carboniferous Limestone resting uncon- 



Clapham, E. side. formably on Silurian Grits. 1902. 



WALES. 



Brecknock.— Photographed by P. Morton, M.A., Christ's College, 

 Brecon, and presented by F. T. Howard, 3I,A., F.G.S. 1/2. 



3529 (1) Canal Aqueduct, Brecon . Taken before the frost. 1890. 



3530 (2) „ „ . Effect of frost on leakage. 1895. 



3531 (3) 



3532 (4) 



3533 (5) Rhyd-goch Falls, Brecon, Grits amongst Shales and Clays. 1891. 



River Gwdi. 



3534 (6) Cilieni, just entering River Usk cuts down the more rapidly as it 



Usk, 8 m. W. of Brecon. follows the outcrop of Old Red Sand- 

 stone Clays. 1890. 



3535 (7) Llyn-cwm-llwch . . . Glacial Mounds. 1900. 



3536 (8) Near Llyn-cwm-llwch, N. of Moraine at foot of Old Red Sandstone— 



y Fan-cwm-du. escarpment. 1900. 



Cardigan. — Photographed by C. G. Cullis, Eoyal College of Science, 

 South Kensington, S. W, 1/4. 



3537 ( ) New Quay, Cardigan Bay. Llandovery (?) Rocks ; relation of Cleavage 



to hard and soft beds. 1903. 



Carnarvon. — Photographed by Caradoc Mills, Plas Helyg, Llanrwst. 



1/4. 



3538 (1) Near Llyn Geirionydd, Tre- Boulders. 1902. 



friw. 



3539 (2) Near Llyn Geirionydd, Tre- Perched Block. 1902. 



friw. 



3540 (3) Near Llyn Geirionydd, Tre- „ „ 



friw. 



Photographed by W. G. Fearnsides, B.A., F.G.S., Sidney Sussex College, 



Cambridge. 5/4. 



3541 ( ) Tu-hwnt-yr-bwlch, near Tremadoc Slates with fossils. 1902. 



Portmadoc. 



Glamorgan. — Photographed by G. E. Blundell, F.G.S., 



Wellington College, Berks. 5/4. 



3542 ( ) Spritsail Tor, Gower. Cave and Kitchen Midden. 1902. 



Photographed by H. W. MoNCKXON, F.G.S., F.L.S., 3 Ilarcourl 

 Buildings, Temple, E.C. 1/4. 



3543 (1694) ClifE between Caswell Raised Beach. 1902. 



Bay and Brandy Cove. 



