SHEPPARD : BIBLIOGPvAPHY OF YOPvKSHIPvE GEOLOGY ()•> 
Hargreaves, J. A. — Report on Geology [of the Scarborough district]. 
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Harmer, F. W. — The Pliocene Mollusca of Great Britain, [being 
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Palaoiit. Soc. Mon. Part 2, pp. 201-302, plates xxv.-xxxii. 
[Bridlington specimens referred to]. 
Haselhurst, Samuel Rexxie. — Some observations on Cone-in-Ccne 
Structure and their relation to its Origin. Abstract in Geol. Mag., 
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Hawkesworth, Edwix. — Geology [of Sawley and Eavestone]. Nat- 
uralist. June, pp. 206-7. 
HoBSOX, B. — The Underground Flow of the Yorkshire Dee in Dentdale. 
Geol. Mag., August, p. 383. 
HocKXEY, AV. — Excavating by Power. The Scope and Success of 
the Steam Navvy.' Quarry, March, Vol. XXII., No. 231, pp. 
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Holmes, John. — Geology [of Settle]. Naturalist, August, pp. 261-2. 
Holmes. Johx ; and Bradshaw C. — Geological Section [of Yorks. 
Nat. Union : report of excursions to Knaresborough, Filey, Ask- 
rigg and Sleights]. Naturalist, Jan., pp. 45-46. (Reprinted in 
the Union's Fifty-third Annual Report). 
HoLST Nils Olof. — The Ice Age in England. Geol. Mag., Sept., 
pp. 418-424 ; Oct., pp. 434-444 : Nov., pp. 504-513. 
JoHNSioxE, Mary A. — Coal Measure Plant Records [Bradford]. 
Naturalist, Jan., pp. 31-32. 
JowETT, Albert. — A PreHminary Note on the Glacial Geology of the 
Western Slopes of the Southern Pennines. Brit. Assoc. Leafle . 
Geol. Mag., Oct., pp. 468-469. Naturalist, Oct., pp. 328-9. 
McDoxALD, Jas. E. — How Coal was Formed. (Abstract) Report 
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1914, (pub. 1915), pp. 11-12. 
Hughes, T. McKexxy. — Flints [brief references to Yorkshire]. 
Cambridge Anti. Soc. Communic, No. 66, pp. 26-66. 
Martix, Edward A. — Problems in Coast Erosion. Trans. South- 
Eastern Union of Scientific Societies, 1914 [pub. 1915], pp. 41-56. 
MuxRO, H. C. [Secretary]. — Return as to Water undertakings in Eng- 
land and Wales. Local Government Board Report, folio, 1915, 
pp. xHi. +599. 
