NO. 2 BIBLIOGRAPHY OF TIN HESS 217 



METALLURGY AND CHEMISTRY (Continued) 



1499. HAUY, . Substances M6talliques. 



Journ. Mines, Vol. 5, No. 30, 1796, Paris, pp. 457-466. 



1500. HAWKINS, JOHN. On a process of refining tin. 



Trans. Roy. Geol. Soc. Cornwall, Vol. 1, 1818, Penzance, pp. 201-211. 



A proposal to purify tin by allowing impurities to settle from liquid mass. 



1501. HAYES, AUGUSTUS A. On the action of metallic tin on solutions of 



muriate of tin. 



Amer. Journ. Sci. Arts, ser. 1, Vol. 38, 1840, New Haven, pp. 408-410. 



1502. HEADDEN, WM. P. Formation of the alloys of tin and iron with de- 



scription of some new alloys. 



Proc. Colorado Sci. Soc., Vol. 4, 1891, Denver, pp. 81-122. 



Abstract: Amer. Journ. Sci. Arts, ser. 2, Vol. 44, 1892, New. Haven, pp. 464-468. 



1503. HENZ, F. Beitrag zur Kenntniss Trennung von Antimon und Zinn 



mittels Oxalsaure. 



Zeitschr. Anorg. Chem., Vol. 37, 1903, Miinchen and Leipzig, pp. 39-58. 

 Based upon Dr. Clarke's article, No. 1467. 



1504. HEYCOCK, C. T., and NEVILLE, F. H. On the constitution of copper-tin 



alloys. 



Proc. Roy. Soc. London, Vol. 69, 1902, London, pp. 320-329. 



Conclusions reached from a number of experiments on alloys of tin and copper. 



1505. HICKS, JAMES. Treatment of slime tin. 



Trans. Mg. Ass. Inst. Cornwall, Vol. 4, 1893-1895, Camborne. pp. 111-137, illus. 4. 

 Read at Camborne, December 20, 1892. 



Short review: Mg. Sci. Press, Vol. 66, 1893, San Francisco, p. 244. 



Showing waste of mines under management at that time and ways of saving slime 

 tin ore. 



1505a. HIORTDAHL, F. H. Sur la forme cristalline des combinaisons des 

 stannme'thyles et leurs homologues. 



C. R. Acad. Sci., Vol. 88, 1879, Paris, pp. 584-586. 



1506. HOFMAN, HEINRICII O. The dry assay of tin ores. 



Trans. Amer. Inst. Mg. Eng., Vol. 18, 1889-1890, New York, pp. 3-54. 

 Also, Techn. Quart., Vol. 3, 1890, Boston, pp. 112-143, 261-280. 



Describes a series of experiments with the tin ores of the Black Hills to ascertain 

 the best method of assay. 



1506a. HOHAGEN, GEOEG. Assay of tin ores. 



Eng. Mg. Journ., Vol. 85, 1908, New York, p. 422. 

 Short article on methods used in assaying tin ores. 



1507. HUGHES, T. W. H. Notes on tin smelting in the Malay Peninsula. 



Rec. Geol. Surv. India, Vol. 22, pt. 4, 1889, Calcutta, pp. 235-236. 

 Notes on the use of the native or Tonka type of furnace, and more especially upon 

 the English furnace at Singapore. 



1507a. HUTCHIN, H. W. Notes on tin dressing. 



Trans. Inst. Mg. Met., Vol. 18, 1908-1909, London, pp. 69-107. 



Review: Eng. Mg. Journ., Vol. 87, 1909, New York, pp. 651-652. 



Describes a series of investigations on tin ore dressing performed at South Crofty 

 mine, Cornwall. The work covers in particular the preparation of concentrates for 

 the calciner. 



The paper is discussed by various members and author's reply given. 



