[1915-19-] 



152 



JENKINS, F. W. Little Namaqualand and its Possibilities as a further 

 Copper-Producing Country. Trans. Inst. M. E. liv. pp. 7-8. 1917 ; & 

 Trans. N. Engl. Inst. Min. & Mech. Eng. lxviii. pp. 7-8. 1918. 



JENKINS, 0. P. Spotted Lakes of Epsomite in Washington and British 

 Columbia. Am. Joum. Sci. ser. 4, xlvi. pp. 638-644, figs. 1918. 



2. Notes on the Possible Origin of the Magnesite near Valley, Washington. 



Econ. Qeol. xiii. pp. 381-384, figs. [geol. sketch-map & section] & pis. 

 xxv-xxvi. 1918. 



JENKINS, W. C. The Appley Bridge Meteorite. Nature, xciv. pp. 505-506, 

 fig. 1915. 



JENKINSON, S. H. The Manufacture of Iron and Steel in New Zealand. 



Trans. N.Z. Inst, xlviii. pp. 508-513. 1916. 

 JENNINGS, O. E. Report on a Collection of Oligocene Plant Fossils from 



Montana. [Abstract.] Bull. Geol. Soc. Am. xxix. p. 147. 1918. 

 JENNY, F. Mitteloligocanes Profil (Stampien) zwischen Therwil und 



Reinach bei Basel. Verh. naturf. Gesellsch. Basel, xxviii. pt. 2, pp. 527- 



532, pi. viii [geol. sections]. 1917. 

 2. Diluviale Schotter mit Moranenbedeckung am Eingang ins Sernfttal 



(Glarus). Eclogce Geol. Helv. xiv. pp. 706-714, pi. xiii [geol. map & 



sections]. 1918. 



JENSEN, A. S. Quaternary Fossils collected by the Denmark Expedition 



[to N.-E. Greenland]. Meddel. Gronland. xliii. pp. 619-632. 1917. 

 JENSEN, E. B. Analvsis of Mineral Waters by Volumetric Methods. Proc. 



Austral. Inst. M. E. n.s. no. 22, pp. 75-98. 1916. 

 JENSEN, H. I. Geological Report on the Darwin Mining District ; McArthur 



River District ; and the Barkly Tableland. Australia, Northern Territory, 



Bull. no. lO.pp. 1-38, figs. & pis. i-xi [geol. sketch-maps & sections]. 1914. 

 2. Report on Diamond Drilling in the Northern Territory. Ibid. no. 



12, pp. 1-12, figs. [maps]. 1915. 

 3. Report on the Geology of the Country between Pine Creek and 



Tanami. Ibid. no. 14, pp. 5-19, pis. i-xii [geol. map]. 1915. 

 4. Lee's Limestone Lease, near Raglan. Queensl. Govt. Min. Joum. 



xix. pp. 9-10. 1918. 

 . 5. Notes on the Geology of parts of Gladstone District. Ibid. pp. 



10-14, figs. [geol. maps & mine-plans]. 1918. 

 6. Notes on the Geology of Jibbenbar and the State Arsenic Mine. 



Ibid. pp. 120-123, figs. [geol. sketch-map]. 1918. 

 7. Clay Deposits in Petrie's Paddocks, North Pine River. Ibid. pp. 



309-310. 1918. 



8. Report on the Geology of the Agicondi Province of the Northern 



Territory. Australia, Northern Territory, Bull. no. 19, pp. 1-36, pis. 

 i-xiii [geol. maps & plans]. 1919. 



. See also Gray, G. J., 2. 



JESSEN, A. Marsken ved Ribe. [French summary.] Dan. geol. Undersog. 



ser. 2, no. 27, pp. 1-67, pis. i-iv & geol. map. 1916. 

 — — 2. Om Dislokationerne i Lonstrup Klint. En forelobig Meddelelse. 



Dan. geol. Undersog. ser. 4, no. 4, pp. 1-28, figs. [geol. section]. 1916; 



& Meddel. dansk geol. Foren. v. no. 4, pp. 1-28, figs. [geol. section]. 1916. 

 3. En Erosionsdal i Saltholmskalken NV for Kobenhavn. Meddel. dansk 



geol. Foren. v. No. 10, pp. 1-11, fig. [contour-map]. 1917. 

 4, & V. Nobdmann. Ferskvandslagene ved Norre Lyngby. [English 



summary.] Dan. geol. Undersog. ser. 2, no. 29, pp. 1-66, figs. & pi.. 



[geol. sections]. 1915. 

 5, V. Madsen, V. Milthers & V. Nobdmann. Brorup — Mosernes 



Lejringsforhold. [French summary.] Meddel. dansk geol. Foren. v. no. 



14, pp. 1-44, figs, [contour-map & geol. sections]. 1918. 

 JESSER, L. Chemisch-technische Verwertung des Kalifeldspats. Handb. 



Miner alchemie, ii. pp. 567-579. 1915. 

 JEVONS, W. S. The Coal Question : An Inquiry concerning the Progress of 



the Nation, and the Probable Exhaustion of our Coal Mines. Edited by 



A. W. Flux. Pp. i-1, 1-467, pis. i-ii [diagrams]. 8vo. London, 1906. 

 JILLSON, W. R. Preliminary Note on the Occurrence of Vertebrate Foot- 

 prints in the Pennsylvanian of Oklahoma. Am. Joum. Sci. ser. 4, xliv. 



pp. 56-58, fig. 1917. 

 2. New Evidence of a Recent Volcanic Eruption on Mt. St. Helens, 



Washington. Ibid. xliv. pp. 59-62, fig. 1917. 

 3. The Migration of the Headwaters Divide of Right Middle Creek, 



Floyd County, Kentucky. Ibid, xlvii. pp. 60-64, fig. [river-map]. 1919. 



