ON PHOTOGRAPHS OF GEOLOGICAL INTEREST, 351 



SCOTLAND. 



Inverness. — Photographed hy A. K. Coomara-Swamy, B.Sc, F.G.S., 

 Worj)lesdon, Guildford. 1/4. 

 Regd. 

 No. 



2869 ( ) Near Sgar-a-Marbhaid . Block of contorted Lewisian Gneiss. 1899. 



IRELAND. 



Donegal. — Photographed by Miss M. K. Andrews, 

 12 College Gardens, Belfast. 12/10 E. 



2870 (70) Mullaghderg, InishfreeBay Spheroidal Granite. 1900. 



ROCK STEUCTDRES, &c. 



Photographed by A. K. CoomIra-SwAmy, B.Sc, F.G.S., Worjylesdon, 



Guildford. 1/4. 



2871 ( ) Glenderaterra.Gumberland ; Specimena of Chiastolite-slate. 1900. 



and Briitany. 



Photographed by W. W. Midgley, The MusPAim, Bolton. 1/4. 



2872 (56) Artliur's Seat, Edinburgh . Olivine-basalt. x 20. 



2873 (.55) Sudbury, Ontario . , Olivine-diabase. x 18. 



2874 (52) Bertoon, BanflE . . . Pegmatite, x 20. 



2875 (11) Armboth Fell, Cumberland Quartz-porpbjry. x 30. 



See also under Durham. 



LIST II. 

 THE DUPLICATE (LOAN) COLLECTION. 



The llUtobers placed after the description of the photograph refer to 

 the list of photographers, whose names and addresses are given at the end. 



Full localities and descriptions are given in List I. under the numbers. 



This collection is arranged geologically, and from time to time the less 

 perfect and less typical photographs will be removed and better ones sub- 

 stituted as they are given. Those laid aside can always be seen, sent, or 

 returned by request. 



* Indicates that prints and slides may be bought from the photographer. 

 P. indicates prints. S. indicates slides. 



Rock Structures. 

 Fossils in Rocks, 

 '2846 Fosll Tree in Coal-measures . Barrow, Brcseley, Shropshire. Gl P. 



Evidences of Earth-movement, 

 Folding. 



2740 Anticline . ... Near Wildcrsmouth Beach, Ilfracombc, 



Devon. CO P.S. 



