4 PROCEEDIISrGS OF THE NATIONAL MUSEUM. vol. 63, art. 13 



pensated for by a correspondingly high content of nickel, as ex- 

 emplified also in the irons of Bendego, Canyon City, and Magura. 

 Otherwise the results seem in no way worthy of remark, unless the 

 absence of copper and tin should be so considered. 



EXPLANATION OF PLATES. 



Plate 1. 



Figs. 1 and 2. — Mesa Verde iron in reversed positions. Fig. 3. — Etched 

 surface of portion of Mesa Verde iron, 



Plate 2. 

 Etclied surface of Savannah meteoric iron ; full-length section. 



Plate 3. 

 Etched surface central portion of Savannah nieteorite enlargecL 



