BIBLIOGRAPHY 285 



Of more recent works we must especially notice those of 

 the engineers of the Direction de Minas : 



R. Stappenbeck y F. Reichert, " Informe preliminar 

 relativo a la parte sudeste del Territorio del Chubut " (An. 

 Min. Agric., Section Geol. Mineral., y Minas, vol. ix, No. I, 

 Buenos Aires, 1909). 



Ricardo Wichmann, various studies of the eastern part 

 of the plateau of the Rio Negro (ibid., xiii, Nos. I, 3 and 4, 

 Buenos Aires, 1918 and 1919). 



A. Windhausen, studies on the Rio Negro and the Neuquen 

 (ibid., x, No. i, Buenos Aires, 1914). The geological results 

 of Windhausen 's work are summarized in articles that 

 appeared in the American Journal of Science (4th series, 

 xlv, 1918, pp. 1-53) and in the Bol. Acad. Nac. Ciencias 

 Cordoba (xxiii, 1918, pp. 97-128 and 319-364). 



We must add G. Rivereto, " La valle del Rio Negro " 

 (Bol. Soc. Geologica ItaL, xxxi, 1912, pp. 181-237, an d xxxii, 

 1913, pp. 101-142). 



B. The Andes. 



Numerous articles in the Bol. Inst. Geog. Argent, and 

 the An. Soc. Cient. Argentina, immediately after the military 

 expedition of 1879-1880 (Host, Ave-Lallemant, etc.). 



A detailed study of the Andean region was undertaken 

 at the time of the frontier-quarrel between Argentina and 

 Chile, and this led to a number of publications. The work 

 done by the Argentinians under F. P. Moreno is used in 

 Frontera Argentina-Chilena, Memoria presentada al tribunal 

 nombrado por el Gobernio de su Majestad Britanica (London, 

 1902, 2 vols. quarto, i vol. maps, and I vol. photographs), 

 and in the Breve Replica a la memoria Chilena (London, 

 i vol. quarto, 1902). See a summary of the results in L. 

 Gallois, " Les Andes de Patagonie " (Annales de Geographic, 

 x, 1901, pp. 232-259). 



In the Revista and the Anales of the La Plata Museum 

 will be found part of the research made during this period 

 (1897-1900) by Argentine experts ; especially the work of 

 Burckhardt and Wehrli on the Neuquen Cordillera. The 

 Chilean work which served as the basis of the Statement 

 presented on behalf of Chile in reply to the Argentine Report 



