260 REPORTS ON THE STATE OF SCIENCE, ETC. - 



order to enable them to do so. Copies of photographs desired can, in most instances, 

 be obtained from the photographer direct. The cost at which copies may be obtained 

 depends on the size of the print and on local circumstances over which the Committee 

 have no control. 



The Committee do not assume the copyright of any photograph included in this 

 list. Inquiries respecting photographs, and applications for permission to reproduce 

 them, should be addressed to the photographers direct. 

 Copies of photographs should be sent, unmounted, to 



Professor S. H. Reynolds, 



The University, Bristol, 

 accompanied by descriptions written on a form prepared for the purpose, copies 

 of which may be obtained from him. 



The size of the photographs is indicated, as follows : — 



L=Lantern size. l/l = Whole plate. 



1/4= Quarter-plate. 10/8 = 10 inches by 8. 



l/2=Half-plate. 12/10=12 inches by 10, &c. 



P.C.=post card. E signifies Enlargement. 



ACCESSIONS. 



England. 



Berkshire. — Photographed by the late T. W. Reader and presented by 



F. W. Reader. 1/4. 



7181 (A) Bracknell Brick Works . . Fossiliferous nodule from London Clay. 



1911. 



7182 (B) Bracknell Brick Works . . Fossiliferous nodule from London Clay. 



1911. 



7183 (C) Bracknell Brick Works . . Septarian nodules from London Clay. 



1911. 



7184 (D) Bracknell Brick Works . Septarian nodules in London Clay. 1911. 



7185 (E) Bracknell Brick Works . . Upper part of the London Clay. 1911. 



Buckinghamshire. — Photographed by G. M. Davies, M.Sc, 104 Avondale 



Road, South Croydon. 1/4. 



7186 (13-25) Warren Farm, Stewkley . Purbeck Marl on Portland Stone on 



Portland Sand. 1913. 



7187 (13-26) Hedges' Brickfield, Stewk- Kimmeridge Clay crumpled by ice- 



ley pressure. 1913. 



7188 (26-43) Hartwell, 2 m. S.W. of Large ammonites and concretions from 



Aylesbury Portlands built into wall. 1926. 



Photographed by G. G. Lewis, Ellerslie Road School, London, W. 12. 1/4. 



7189 (4) Combe Hill, Wendover . . Chiltern escarpment, characteristic) Chalk 



hill curve. 



Photographed by the late T. W. Reader and presented by F. W. Reader. 1/4. 



7190 (1) Cowcroft, near Chesham 



7191 (2) Cowcroft, near Chesham 



7192 (3) Cowcroft, near Chesham 



7193 (4) Cowcroft, near Chesham 



7194 (5) Cowcroft, near Chesham 



7195 (6) Cowcroft, near Chesham 



Thrust plane at junction of Chalk and 



Reading beds. 1915. 

 Thrust plane at junction of Chalk and 



Reading beds. 1915. 

 Green-coated flint bed at thrust junction 



of Chalk and Reading beds. 

 Reading pebble drift lying horizontally 



on inclined Reading beds. 1915. 

 Faulted Reading sand overlain by 



Reading pebble drift. 1915. 

 Drift on Reading beds showing erosion 



by torrential rain. 1915. 



