I. GEOLOGY. 847 



3. Contemporaneous minerals, produced by the action of hot 

 springs (1858 to 1876). 



4. Transformation of terrestrial rock into meteoric rock (1866),, 



5. Imitation, by experiment made with native magneto-polar 

 platina (1875). 



6. Experiments upon the possibility of capillary infiltration 

 through the pores of rocks, notwithstanding the resistance of a 

 high steam pressure (1861). 



7. Experiments upon the schistose properties of rocks, geo- 

 logical deductions (1860 to 1876). 



M. Daubree, Director, School of Mines, Paris. 



3252p. Stand and Glass Cover, with eight specimens of 

 minerals of contemporaneous formation. 



M. Daubree, Director, School of Mines, Paris. 



3252q. Stand and Glass Cover, with four specimens of 

 minerals formed in water heated to 400. 



M. Daubree, Director, School of Mines', Paris. 

 3252t. Stand, with three tubes of iron burst by expansion of 

 steam in the above experiments. 



M. Daubree, Director, School of Mines, Paris. 



3252r. Apparatus to demonstrate the possibility of capillary 

 infiltration in the pores of rocks. 



M. Daubree, Director, School of Mines, Paris. 



3252s. Specimen, illustrating the transformation of terrestrial 

 rocks into meteoric stones. 



M. Daubree, Director*, School of Mines, Paris. 



3252u. Three Specimens of Earth, illustrating the schis- 

 tosity of rocks. M. Daubree, Director, School of Mines, Paris. 



3252v. Small Stand and Glass Shade, with three specimens 

 of magneto-polar platinum (contained in glass covered cardboard 

 case). M. Daubree* Director, School of Mines, Paris. 



3252w. Bound Volume, "Programme des Cours de 

 PEcole des Mines." 



M. Daubree, Director, School of Mines, Paris. 



325221. Bound Volume, " Institution et But de PEcole 

 Programme de P Admission," etc. 



M. Daubree, Director, School of Mines, Paris. 



3307. Sections of Typical Bocks (30 specimens), a selec- 

 tion of Prof. J. Eoth, Berlin ; with a commentary by Prof. H. 

 Rosenbusch, Strasburg. JR. Fuess, Berlin. 



3308. Sections of Typical Bocks (30 specimens), with a 

 commentary ; a selection by Prof. F. Zirkel, Leipsic. 



R. Fuess, Berlin. 



