132 MEMOIRS NATIONAL ACADEMY OF SCIENCES, VOL. XIII. 



The Butcher irons are chiefly preserved in the Harvard collection. Huntington 32 lists the 

 following individuals: 317 kg., 249 kg., 159 kg., 22 kg. In addition he lists a number of slabs. 

 Other specimens of Coahuila are widely distributed. 



BIBLIOGRAPHY. 



1. 1855: SMITH. Memoir on meteorites. 3. Meteoric iron from Coahuila, Mexico. Amer. Journ. Sci., 2d ser., vol. 



19, pp. 160-161. (This article related to the Couch or Sancha Estate Iron, weighing 252 pounds. A figure of 

 the iron is given.) 



2. 1856: SHEPARD. A supposed new locality of meteoric iron in Mexico. Amer. Joum. Sci., 2d eer., vol. 21, 



p. 216 (Cerralvo). 



3. 1856: BURKABT. Fundorte I. 2. Meteoreisen von Coahuila. Neues Jahrb., 1856, pp. 277-278 (Couch-Meteorite). 



4. 1857: SCHOTT. Report on the U. S. and Mex. Boundary Survey (by W. H. Emory), vol. I, pt. 2, p. 34. 



5. 1863: WICHELHAUS. Analyse des Meteoreisens von der Hacienda St. Rosa in Mexico. Ann. Phys. und Chem., 



Poggendorff, Bd. 118, pp. 631-633. 



6. 1863: ROSE. Meteoriten, pp. 49, 152. 



7. 1866: SHEPARD. A new locality of meteoric iron in Cohahuila, Northern Mexico. Amer. Journ. Sci., 2d ser., 



vol. 42, pp. 347-350 (called Bonanza). 



8. 1866: WHITNEY. Proc. California Acad. Nat. Sci., vol. 3, p. 241. 



9. 1867: SHEPARD. Additional notice of the Cohahuila meteoric iron. Amer. Journ. Sci., 2d ser., vol. 43*, pp. 



384-385. (Analysis.) 



10. 1869: SMITH. The Cohahuila meteoric irons of 1868, Mexico. Amer. Journ. Sci., 2d ser., vol. 47, pp. 383-385. 



11. 1870: BUHKART. Ueber die Fundorte mexikanischer Meteoriten. Neuea Jahrb., 1870, pp. 673-683 and 690. 



12. 1870: BUTCHER. Circular of March 4, 1870. Offers his eight irons at $2 per pound if all are taken, or $3 per pound 



for single masses. 



13. 1871: BURKART. (Briefliche Mitteilung. Neues Jahrb., 1871, p. 854 (Potosi). 



14. 1871: SMITH. The precise geographical position of the large masses of meteoric iron in North Mexico. Amer. 



Journ. Sci., 3d ser., vol. 2, pp. 337-338. 



15. 1876: BARCENA. On certain Mexican meteorites. Proc. Acad. Nat. Sci. Philadelphia, 1876, p. 122. 



16. 1876: SMITH. Aragonite on the surface of a meteoric iron and a new mineral (Daubre'elite) in the concretions of 



the interior of the same. Amer. Journ. Sci., 3d ser., vol. 12, pp. 107-110. 



17. 1878: SMITH. On the composition of the new meteoric mineral Daubr^elite and its frequent, if not universal, 



occurrence in meteoric irons. Amer. Journ. Sci., 3d ser., vol. 16, pp. 270-272. 



18. 1881: SMTTH. Occurrence of a nodule of chromite in the interior of compact meteoric iron from Cohahuila. 



Amer. Journ. Sci., 3d ser., vol. 21, pp. 461-462. 



19. 1881: Daubr^e pre'sente a 1'Acade'mie un volumineux <k:hantillon de me'te'orite holosidere de Cohahuila (Mex- 



ique), dit fer de Butcher. Comptes Rendus, Tome 93, pp. 555-556. 



20. 1881: BREZINA. Ueber die Meteoreisen von Bolson de Mapimi. Sitzber. Wien Akad., Bd. 83 I, pp. 473-477. 



21. 1881: SHEPARD. On a new meteoric iron, of unknown locality, in the Smithsonian Museum. Amer. Journ. Sci., 



3d ser., vol. 22, p. 119. (Analysis.) 



22. 1881: BREZINA. Bericht fiber neue oder wenig bekannte Meteoriten. 12. Naturliche Trennungsflache an Bolson 



de Mapimi. Sitzber. Wien Akad., Bd. 84 I, pp. 282-283. 



23. 1884: WADSWORTH. Studies, p. 161. 



24. 1884: MEUNIER. Meteorites, pp. 62, 63 (illustration), 64, 71, 87, 94, 96, 98, 112, 114, 116, 125, and 440-441. 



25. 1885: BREZINA. Wiener Sammlung, pp. 152, 154, 155, 209, 218, and 234. 



26. 1885: LUPTON. Meteoric iron from Coahuila, Mexico. Amer. Journ. Sci., 3d ser., vol. 29, pp. 232-233. 



27. 1885: HIDDEN. Preliminary note on an iron meteorite from Maverick County, Texas. Trans. N. Y. Acad. Sci., 



vol. 5, 1885-1886, p. 231. 



28. 1886: BREZINA. Neue Meteoriten II. Ann. k. k. Naturhist. Hofmus. Wien, Bd. 2 (Not.), pp. 25-26 and 38. 



29. 1886: HIDDEN. A new meteoric iron from Texas. Amer. Journ. Sci., 3d ser., vol. 32, pp. 304-306. (Analysis by 



Mackintosh, and illustration.) 



30. 1886: HUNTINGTON. Crystalline structure. Amer. Journ. Sci., 3d ser., vol. 32, pp. 291-292 (illustration of an 



etched plate) and 295. 



31. 1887:. BREZINA. Neue Meteoriten Ilia. Verh. k. k. Geol. Reichsanstalt, 1887, p. 288. 



32. 1887: HUNTINGTON. Catalogue of all recorded meteorites. Proc. Amer. Acad. Arts and Sci., vol. 23, pis. 1 



and 3. 



33. 1887: HUNTINGTON. On the Coahuila meteorites. Amer. Journ. Sci., 3d ser., vol. 33, pp. 115-118 (illustration 



of an etched plate of the Butcher-Iron). 



34. 1887: MEUNIER. Examen mine'ralogique du fer me'te'orique de Fort Duncan. Comptes Rendus, Tome 104, pp. 



872-873. 



35. 1889: HUNTINGTON. The crystalline structure of the Coahuila irons. Proc. Amer. Acad. Arts and Sci., vol. 24, 



pp. 30-35 (with four figures in the text) and pp. 313-315. 



36. 1889: CASTILLO. Catalogue, pp. 9-10. (Hacienda de Potosi and Santa Rosa.) 



