368 SHEPPARD ; BIBLIOGRAPHY OF YOUKSHIRE GEOLOGY. 
Odling, M. — Chemical Composition of the Beds. [Appendix to A. 
Gilligan's Paper.] Proc. Yorhs. Geol. Soc, vol. XIX., pt. iv., 
pp. 296-7. 
Perkins, F. Mollwo. — See E. H. Cunningham Craig. 
[Phillips, Lionel.] — Report of the Controller of the Department for 
the Development of Mineral Resources in the United Kingdom, 
62 pp. 
Pycraft, W. p. — Palieontology [Notice of A. Smith Woodward's 
Memoir on Edestus neidoni]. Science Prorjress, No. 47, January, 
pp. 420-1. 
R[astall], R. H. — Summary of Progress of the Geological Survey of 
Great Britain for 1916 [Review of]. Geol. Mag., January, pp. 28-9. 
Reid, Clement. — [Obituary]. See Alfred Harker. 
Sandeman, Edward. — " The Derwent Valley Waterworks." Min. 
Proc. Inst. Civil Eng., pp. 39 (of reprint). Abstract in Nature, 
April 25th, pp. 152-3. 
Scott, D. H. — See Anon. 
Selfridge, H. Gordon. — The Romance of Commerce [Changes at 
Spurn — with maps, pp. 180-3]. London : 422 pp. 
Sheppard, T. — Geology [of Market Weighton]. TJw Naturalist, 
August, pp. 265-6. 
— — • Notes on Packing and Removing a Museum of Geology and An- 
tiquities in War-time. Museums Jour)tal, vol. XVIII. , No. 5, 
November, pp. 79-82. 
Martin Simpson and his Geological Memoirs. Proc. Yoi'hs. 
Geol. Soc, vol. XIX., pt. iv., pp. 298-316. 
Martin Simpson — a Yorkshire Geologist (1800-92). Abstract : 
Geol. Mag., February, p. 82. See also The Naturalist, January, 
p. 1. 
British Geological Maps as a Record of the Advance of Geology. 
Quart. Journ. Geol. Soc, vol. LXXIIL, pt. i., No. 289, pp. c.-ci. 
Bibliography of Yorkshire Geology, 1916-1917. Proc. YorJcs. 
Geol. Soc, vol. XIX., pt. iv., pp. 330-344. 
Bibliography : Papers and Records relating to the Geology 
and Palaeontology of the North of England (Yorkshire excepted), 
published during 1917. The Naturalist, May, })p. 169-171 ; and 
June, pp. 198-201. 
S[heppard], T.— In Memoriam : J. H. Howarth, J.P., F.G.S. The 
Naturalist, May, pp. 172-3. 
