THE METALLOGRlAiPITY OF METEO'RrC IROiN 109 



Sachs, G., and Van Horn, K.: Practical metallurgy, 1940. 



Sauveur, a.: The metallography and heat treatment of iron and steel, 1938. 



Tammann, G.: Textbook of metallography, 1925. 



Van Klooster, K. S.: Brief course in metallography for engineering students, 



1930. 

 Van Wert, L. R. : Introduction to physical metallurgy, 1936. 

 Weiland, W. F.: Metallography, 1938. 

 Williams, R. S.: Principles of metallography, 1939. 

 WoLDMAN, N. E. : Physical metallurgy, 1930. 



X-ray analysis. — The following are useful treatises dealing specifi- 

 cally with X-ray analysis and methods: 



Bragg, W. L. : Atomic structure of minerals, 1937. 



Clark, G. L.: Applied X-rays, 1932. 



Terrill, H. M., and Ulrey, C. T.: X-ray technology, 1930. 



Von Hevesy, G.: Chemical analysis by X-rays and its application, 1932. 



Wyckoff, R. W. G.: Structure of crystals, 1935. 



LITERATURE CITED 



Barringer, Daniel Moreau. 



1905. Coon Mountain and its crater. Proc. Acad. Nat. Sci. Philadel- 

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 Belaiew, N. 



1924. On the genesis of the Widmanstatten structure in meteorites and 

 in Fe-Ni and Fe-C alloys. Min. Mag., vol. 20, pp. 173-185. 

 Benedicks, Carl. 



1910. Synthese du fer m6t6orique. Nov. Act. Reg. Soc. Sci. Upsaliensis, 

 ser. 4, vol. 2, No. 10, pp. 1-26, illus. 

 Berwerth, Friedrich. 



1904. Uber die Metabolite eine neue Gruppe der Meteoreisen. Anz. 



Akad. Wiss. Wien, vol. 41, pp. 182-184. 



1905. Kunstlicher Metabolit. Sitzb. Akad. Wiss. Wien, 1905, Abt. 1, 



p. 343. 

 1918. Einige Strukturbilder von kornigen bis dichten Meteoreisen. Sitzb. 

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 415-425, illus. 

 Borchert, W., and Ehlers, J. 



1934. Anwendung der J. Leonardtschen Methode zur Orientierung von 

 Lauediagrammen bei unbekannter Kristallage auf die Untersuchung 

 der Phosphornickeleisen-Einlagerungen im Kamazit. Zeitschr. 

 Krist., Min.-Petr., Abt. A, vol. 89, pp. 553-559. 

 Bradley, A. J. 



1939. Structure of meteorites. Nature, vol. 143, pp. 518-519. 

 Bradley, A. J., and Goldschmidt, H. J. 



1939. An X-ray investigation of the iron-rich iron-nickel alloys. Journ. 

 Iron Steel Inst., vol. 139, pt. 2, pp. llp-27p. 

 Brezina, Aristides. 



1880. tJber die Reichenbach 'schen Lamellen in Meteoreisen. Denkschr. 



Akad. Wiss. Wien, math.-nat. KL, vol. 43, pt. 2, pp. 13-16. 

 1895. Die Meteoritensammlung des k. k. naturhistorischen Hofmuseums 

 am 1 Mai, 1895. Ann. naturh. Hofmuseums, vol. 10, pp. 17-370. 

 1904. Uber dodekaedrische Lamellen in Oklaedriten. Sitzb. Akad. Wiss. 

 Wien, math.-nat. Kl., vol. 113, pp. 577-583. 



