[1915-19-] 



148 



IDDINGS, J. P., 7, & E. W. Morley. A Contribution to the Petrography 

 of the Island of Bawean, Netherlands Indies. Proc. Nat. Acad. Sci., 

 Washington, iii. pp. 105-109. 1917. 



8, & . A Contribution to the Petrography of Southern Celebes. 



Ibid. iii. pp. 592-597. 1917. 



9, & . A Contribution to the Petrography of the South Sea Islands. 



Ibid. iv. pp. 110-117. 1918. 



IGELSTRCEM, L. J. Sveriges Jern — Koppar — Silfver — Kobolt — Zink och 

 Nickel — M. Fl. Maimer, deras allmanna forekomstsatt, deras igenkan- 

 ningstecken och deras profvande medelst latta, for hvar och en verkstall- 

 bara, methoder samt vagledning for nya malmtillgangars upptackande, 

 grundad pa landets bergarts forhallanden och markens beskaffenhet. Pp. 

 1-112. 8vo. Carlstad, 1861. 



IGLESIAS, C. A. Ensayo para determinar la extension total probable 

 del area que se puede considerar como petrolifera en la Republica, asi 

 como de las porciones ya exploradas. Bol. Petroleo, Mexico, v. pp. 

 333-335, pi. [geol. map]. 1918. 



ILLING, V. C. The Paradoxidian Fauna of a Part of the Stockingford Shales. 

 Abs. Proc. G. S. 1913-14, pp. 114-115, 1914; & Q. J. G. S. lxxi. pp. 386- 

 448, fig. [sketch-map] & pis. xxviii-xxxviii [geol. map]. 1915. 



2. Dr. Charles B. Walcott's Cambrian Geology and Palaeontology. 



Geol. Mag. dec. 6, iv. pp. 25-27. 1917. 



3. The Development of British Oil-shale Resources. Nature, xcviii. 



pp. 494-495. 1917. 



— — 4. The Search for Subterranean " Oil-pools " in the British Isles. Geol. 

 Mag. dec. 6, vi. pp. 290-301, pi. vii [geol. sections], 1919. 



5. Borings for Oil in the United Kingdom. Nature, cii. pp. 385-388. 



1919. 



ILLINGWORTH, S. R. Chemistry and Coal. [Abstract.] Coll. Guard. 



cxviii. pp. 1501-1502, 1570. 1919. 

 IMBEAUX, E. Sur la structure du continent nord-amerique. Mem. Acad. 



Stanislas, xv. pp. 130-156, pi. [geol. map]. 1918. 

 IMPERIAL INSTITUTE. Soils from the East African Protectorate. Bull. 



Imp. Inst. xii. pp. 515-540. 1914. 

 2. The Economic Resources of the German Colonies. I. — German 



East Africa. Ibid. xii. pp. 580-599, pi. [sketch-map]. 1914. 

 3. . II.— German South-West Africa. Ibid. xiii. pp. 233-260, pi. 



[sketch-map]. 1915. 



4. . III.— West African Colonies. Ibid. xiii. pp. 392-422. 1915. 



5. . IV. — Pacific Possessions. Ibid. xiii. pp. 559-581. 1915. 



6. Petroleum in Papua. Ibid. xiii. pp. 185-189. 1915. 



-7. The Occurrence and Utilisation of Zinc Ores. — Part I. Ibid. xiii. 



pp. 611-634. 1915. 



8. . Part II. Ibid. xiv. pp. 44-80. 1916. 



■ 9. Diatomite from Australia. Ibid. xiv. pp. 40-44. 1916. 



10. The Utilisation of Peat. Ibid. xiv. pp. 81-88. 1916. 



-11. The Occurrence and Utilisation of Nickel Ores. Ibid. xiv. pp. 228- 



253. 1916. 



-12. The Sapphire-Mining Industry of Anakie, Queensland. Ibid. xiv. 



pp. 253-261. 1916. 

 13. Recent Work on Monazite and other Minerals in Ceylon. Ibid. 



xiv. pp. 321-369, pi. v [sketch-map]. 1916. 

 ■ 14. The New Coal-Field in West Africa. Ibid. xiv. pp. 369-378, pis. 



vi-viii [outline-map]. 1916. 

 15. The Occurrence and Utilisation of Antimony Ores. Ibid. xiv. 



pp. 389-417. 1916. 

 16. The Occurrence and Utilisation of Cobalt Ores. Ibid. xiv. pp. 417- 



437. 1916. 



17. The Distribution and Uses of Titanium Ores. Ibid. xv. pp. 82-98. 



1917. 



18. The Constitution and Work of the Imperial Institute, with special 



reference to Mineral Resources. Ibid. xv. pp. 335-353. 1917. 



19. Minerals from Rhodesia. Ibid. xvi. pp. 456-476. 1918. 



IMPERIAL SEISMOLOGICAL OBSERVATORY. Strasburg. Jahres- 

 bericht des Direktors der Kaiserlichen Hauptstation fur Erdbeben- 

 forschung zur Strassburg i. E. fur das Jahr 1912, sowie Berichte der 

 iibrigen deutschen Stationen. Beitr. Geophys., Leipzig, xiv. Kleine Mitt. 

 pp. 55-73. 1916. 



