[i8 9 8.] 



64 



LEVAT, E. D. Guide pratique pour la Recherche et l'Exploitation de l'Or en 



Guyane francaise. Ann. Mines, Paris, ser. 9, xiii. pp. 386-439, 443-564, 569- 



616, pis. v-x. [Maps.] 1898. 

 2. Sur les Phosphates noirs des Pyrenees. C. P. Acad. Sci. Paris, cxxvii. 



pp. 834-836. 1898. < 

 3. Les Placers auriferes de la Guyane francaise. Rev. Sci. Paris, ser. 4, ix, 



pp. 705-712, 745-749. 1898. 



■ 4. Placers auriferes clu Conteste franco-bresilien. Ibid. x. pp. 7-15. 1898. 



LEVERETT, F. The Water Resources of Illinois. Ann. Pep. U.S. Geol. Surv. 



xvii. pt. 2, pp. 695-849, figs., pis. cviii-cxiii. [Maps.] 1896. 

 2. The Weathered Zone (Sangamon) between the Iovvan Loess and Illinoian 



Till-Sheet. Journ. Geol. Chicago, vi. pp. 171-181. 1898. 

 3. The Weathered Zone (Yarmouth) between the Illinoian and Kansas Till- 



Sheets. Ibid. pp. 238-243. 1898. 

 ■ 4. The Peorian Soil and Weathered Zone (Toronto Formation ?). Tfo'dpp. 244- 



249. 1898. 

 LEVY, A. M. See Michel-Levy, A. 

 LEWIS, H. See Obit., Anon., 60. 



LEWIS, J. F. The Chicago Main Drainage Channel. Trans. Am. Inst. M. E. 



xxvii. pp. 288-332, figs. [Maps.] 1898. 

 LEYH, C. Fr. Beitrage zur Kenntniss des Palaozoicum der Umgegend von Hof 



a. Saale. Zeitschr. deutsch. geol. Gesellsch. xlix. pp. 504-560, pis. xvii-xviii. 



1897. 



LIBURNAU, J. L. von. See Lorenz von Liburnatj, J. 

 LIDGEY, E. See Travis, J., &c. 



LIENAU, D. Pusulinella, ihr Schalenbau und ihre systematische Stellung. 



Zeitschr. deutsch. geol. Gesellsch. 1. pp. 409-419, figs., pi. xv. 1898. 

 LINDER ; — . See Michel-Levy, A. 



LINDGREN, W. Orthoclase as Gangue Mineral in a Fissure Vein. Am. Journ. 



Sci. ser. 4, v. pp. 418-420. 1898. 

 2. The Gold-Quartz Veins of Nevada Citv and Grass Valley, California. Ann, 



Pep. U.S. Geol. Surv. xvii. pt. 2, pp. 13-262, figs., pis. i-xxiv. [Maps.] 1896. 

 . See Walcoxt, C. D., &c. 



LISSON, C. J. Microlitologia. Pev. Cienc. Lima, i. pp. 94-96, fig. 1897. 

 LIVERSIDGE, A. On the Crystalline Structure of Gold and Platinum Nuggets 



and Gold Ingots. Journ. Poy. Soc. N.S.W. xxxi. pp. 70-78, pis. i-xvi. 1898. 



And A.C. 



2. Address to the Seventh Session of the Australasian Association for the Ad- 

 vancement of Science, Sydney, 1898. Pp. 1-53. 8vo. Sydney, 1898. A.C. 



LLOYD, H. On the Mineral Resources of the Middelburg District, Transvaal, 

 South Africa. Trans. Manch. Geol. Soc. xxv. pp. 474-480. 1898. 



2. The Mineral Resources of the Middelburg District (Transvaal). Coll. 



Guard, lxxvi. p. 335. 1898. 



LLOYD, J. Outline Geological Maps of England and Wales for the Use of Schools 

 and Colleges. 1 inch = 30 miles. London, 1897. 



LOBLEY, J. L. The Crust of the Globe and its Disturbances. Journ. City of 

 London Coll. Sci. Soc. v. pp. 1-16, 2 pis. 1898. A.C. 



2. The Place of Geologv in Education. Proc. S.P. Union Sci. Soc. 1898, 



pp. 54-64. 1898. A.C. 



LOEWY, — . Tremblements de Terre du 6 Mai, 1898. C. P. Acad. Sci. Paris, 

 cxxvi. p. 1380. 1898. [See Mascart, — ; Michel-Levy, A.] 



LOFSTRAND, G. Gnesta Silfvergrufva och Molnbo Zinkgrufva. [Sodermanland.] 

 Geol. Poren. Stoclch. Porh. xx. pp. 90-107, fig., pis. ii-iv. [Maps, ^b' ?ooo-] 

 1898. 



LOGAN, W. N. The Upper Cretaceous of Kansas. Pep. Univ. Geol. Surv. 



Kansas, ii. pp. 202-232. 1897. 



2. . Central and Western Kansas Section. Ibid. p. 234. 1897. 



LOMAS, J. Presidential Address. Do the Crystalline Gneisses represent Portion* 



of the original Earth's Crust ? Proc. Liverp. Geol. Soc. viii. pp. 169-180. 



1898. 



2. On a Drift Section near Borough Road, Birkenhead. Ibid. pp. 294-295, 



pi. xv. 1898. 

 . See Herdman, W. A.,- Moore, C. C. 



LONGYEAR, E. J. Explorations on the Mesabi Range. Trans. Am. Inst. M. P. 



xxvii. pp. 537-541. 1898. 

 LORD, E. C. E. On the Dykes in the Vicinity of Portland, Maine. Am. Geol, 



xxii. pp. 335-346, pi. x. [Map, Casco Bay (Me.), 1 inch =2 miles.] 



1898. 



