.DEPARTMENT OF MINERALOGY. 231 



Ahumada, Chihuahua, Mexico, a slice wei,^hing 606 grams of 

 the siderolite found in 1909. 



El Nakhla El Baharia, Egypt, three complete stones weighing 

 respectively 641, 313, and 110 grams from the fall of June 28, 

 1911. 



St. Michel, Finland, a fragment weighing 958 grams of the 

 stone which fell on July 12, 1910. 



Tennasilm (Sikkensaare), Esthonia, E,ussia, a fragment 

 weighing 177 grams of the stone which fell on June 28, 1872, 



Those meteorites of which the names are italicized belong 

 to falls hitherto unrepresented in the Museum Collection. 



VIII. — Donation of Duplicates. 



Duplicate specimens of minerals have been given to Mr. 

 Antonio Maria d'Oliveira Bello, Mr. F. N. A. Fleischmann, and 

 Prof. J. Joly. 



IX. — Students and Visitors. 



The number of visits recorded as made to the Department 

 for the purposes of consultation or study is 641. Minerals 

 and rocks have been identified for the Devizes Museum and for 

 the Cheltenham Museum, and many specimens of minerals have 

 been determined for visitors and correspondents. 



George T. Prior. 



