REPORT OP THE DIRECTOR 1898 rl9 



From William Hooper, of Ticonderoga N. Y. : 



1 specimen of graphite schist from Hague, Warren co. N. Y. 

 Mined by American graphite co. (Dixon graphite co.) 



From the E. W. Spurr Co., of Lakeville Ct. : 



1 block of dove-colored marble, 4'' x 5^' x 4^^, from their 

 quarry in that town ; together with data of its analysis and of its 

 crushing test. 



From J. Y. Da vies, of Kew York : 



1 specimen of red clay (residuum of limestone) from a boring 

 on Tallman's island, Queens go. 



Collected for the museiun 

 By Prof. I. P. Bishop, of Buffalo, the following rock specimens 

 from the region about Niagara Falls and Lake Erie : 



Formation No. of specimens 



Genesee shale 2 



'* " (Styliola limestone) 4 



Hamilton " 6 



" " (Concretions from) 2 



" " (Encrinal limestone) , 1 



Marcellus '' 4 



Salina *' 1 



Niagara " 2 



Clinton limestone 2 



" shale 1 



Medina " 2 



27 

 By J. N. JSTevius : 



2 specimens of Trenton limestone overlying Hudson river 

 shale 1^ miles east of Rensselaer, Rensselaer co. 



Purchases 



From Oscar Rohn, of Madison Wis. : a collection of 86 speci- 

 mens from the typical localities of the various formations of the 

 iron-bearing region of Lake Superior. The specimens were ac- 

 companied by printed labels and flakes for the preparation of micro- 

 scope slides. 



This collection has been placed on exhibition near the stairway 

 on the second floor of Geological hall. The arrangement in the 



