Mineralogie und Krystallographie. — Mathematik. 



3649 Neugebaner, F., Das Goldbergwerk Schellgaden. Kornneuburg 1904. 8. 16 pg. 



3650 Olry A., Topographie souterraine du Bassin houiller du Boulonnais ou Bassin 

 d'Hardinghen. Paris 1904. 4. 245 pg. av. 3 cartes coloriees et 4 4 figures. Mk. 15 



3651 Raithel/R., Die Kalkplateaus in den nördlichen Kalkalpen. Jägerndorf 1 904. 8. 29 pg. 



3652 SkeatS, E. W., On the chemical and mineralogical Evidence as to the Origin of 

 the Dolomites of Southern Tyrol. (London, Quart. Journ. Geol. Soc.) 1905. 8. 

 43 pg. with 5 plates and figures. 3j 



3653 Stutzer, 0., Geologie der Umgegend von Gundelsheim am Neckar. Tubingen 1904. 

 8. 60 pg. m. 2 Karten u. 1 Tafel. ( , 2,e 



3654 West Australian Mining IndUStry. lssued as a special edition of the 'Australian 

 Mining Standard". Perth 1904. sm. fol. 236 pg. with numerous illustrations and 

 sketch- maps. , . , , r „ . , T 6 



3655 WoolaCOtt, D., The superficial Deposits and pre-glacial Valleys of the North- 

 umberland and Durham Coalfield. (London, Quart. Journ. Geol. Soc.) 1905. 8. 

 31 pg. with 1 map and 1 figure. *« 



Mineralogie und Krystallographie. 



3656 Gruardet, F., Theorie molöculaire de la Constitution des Aciers. Nancy 1904. 8. 

 26 pg. av. figures. 



3657 JÜptner, H. V., Elements de Sidärologie. Traduits par E. P o n c e 1 e t et A. 

 Delmer. Partie 1: Constitution des alliages de fer et des scories. Paris 1905. 

 gr. in-8. 9 et 3 48 pg. av. 91 figures. 



3658 Macfariane, W., Laboratory Notes on practical Metallurgy. Graduated senes ot 

 exercises. London 1905. 8. 105 pg. with figures. cloth. 2e» 



3659 Merrill, G. P., Treatise on Rocks, Rock Weathering and Soils. London 1905. 

 roy. 8. with figures. cloth. 4750 



3660 Santini de Riols, Les Pierres magiques. Histoire complete des Pierres precieuses, 

 leurs origines, vertus et facultas, leur puisssance occulte; etc. Paris 190 4. 8. 3 

 SkeatS, E. W., Mineralogical Evidence as to the Origin of the Dolomites of Sou- 

 thern Tyrol — see nr. 3652. 



3661 Step, J., lind Becke, F., Das Vorkommen des Uranpecherzes zu St. Joachimsthai. 

 Wien (Sitzungsb. Akad.) 1904. gr. 8. 34 pg. m. 1 Karte, 3 Tafeln u. 4 Figuren. Ire 



3662 Weinschenk, E., Grundzüge der Gesteinskunde. Theil II: Specielle Gesteinskunde. 

 Freiburg 1905. 8. 8 u. 351 pg. m. 8 Tafeln u. 133 Figuren. 9 



Das jetzt vollständige Werk, 2 Theile, 1902-05. 174 u. 359 pg. m. II Tafeln u. 270 Fig. 

 M. 13. — Desselben Verfassers: Die gesteinsbildenden Mineralien. 1901. 154 pg. m. 18 Tabellen u. 

 100 Fig. M. 5.60. 



Mathematik. 



3663 Actuariäl Society of America, Transactions. No. 32 (Volume VIII, part 2): October 

 1904. New York 1905. 8. pg. 105 — 186. 5 



Cont • Cise, J. G. van, Effect of total abstinence on the Death Rate. — Hunter, A., Gra- 

 duation of the specialized Mortality Experience. - Robertson, H. W., On the repayment of 

 Loans by contingent instalments. etc. 



ArkiV för Matematik, Astronomi och Fysik, utgifvet af K. Svenska Vetenskaps- 

 akademien — siehe Nr. 3421. 



3664 Baker, W., and Bonrne, A. A., Elementary Algebra. Part I. Teacher's edition. 

 London 1905. 8. cloth. 5; 

 Conway, A. W., The Partial Differential Equations of Mathematical Physics — 

 see nr. 3714. 



3665 FerrariO, C, Gurve graduate e raecordi a Gurve graduate. Milano 1904. 12. 20 

 e 251 pg. c. 25 tavole. 3 



3666 GarMeri, G., Teoria dei Determinanti. Torino 1904. 8. 32 pg. 1i 



3667 GibSOn, G. A., Introduction to the Galculus, based on graphical Methods. London 

 1904. 8. 240 pg. cloth. 3( 



3668 Joly, C. J., Manual of Quaternions. London 1905. 8. clipth. 10i 



3669 Jnel, C, Stereometri og analytisk Geometri til brug i tekniske Skoler. Kjöben- 

 havn 1904. 8. 84 pg. m. Figuren. Gebunden. 2: 



Naturae Novitates. Jahrg. XXVII, No. 7. R. Friedländer & Sohn in Berlin. 



16 



