598 



Physik. 



9051 Gonnaissance des Temps ou des Mouvements Celestes pour l'annöe 1899, ä 

 l'usage des Astronomes et des Navigateurs, publice par le Bureau des Longi- 

 tudes. Paris 1896. gr. in-8. 10 et 898 pg. av. 2 cartes coloriöes. Mark 3öo 



9052 GÜHSS, J. M., Catalogue of 16 748 Southern Stars, deduced by the United States 

 Naval Observatory from the Zone Observations made at Santiago de Chile by 

 IL S. Naval Astronomical Expedition to the Southern Hemisphere during the 

 years 1849—52. Washington 1895. 4. 56 and 420 pg. with 1 plate. cloth. 18 



9053 Haie, G. E., The effect of a total Eclipse of the Sun on the Visibility of the 

 Solar Prominences. Chicago (Astrophys. Journ.) 1 896. roy. 8. 1 4 pg. with 5 plates. 2 



9054 — Organization of the Yerkes Observatory. Chicago (Bull. Yerkes Observ.) 1896. 

 roy. 8. 5 pg. with 1 figure. 0so 



9055 Ligondes, n. dü, Formation möcanique du Systeme du Monde. Avec un rösumö 

 de la nouvelle thöorie par T h. Moreux. Paris 1897. 8. av. 49 figures. 430 



9056 Pickering, E. C, The Algol Variable B. D. 4- 1 7° 4367. Chicago (Astrophys. Journ.) 

 1896. roy. 8. 1 pg. 0so 



9057 — A new form of Stellar Photometer. Chicago (Astrophys. Journ.) 1895. roy. 8. 



8 pg. with 1 plate. I20 



9058 Plitchard. — P r i t c h a r d , A., C. Pritchard, late Savilian Professor of Astronomy 

 in the University of Oxford. Memoirs of his life. With account of his astronomical 

 work by H. H. Turner. London 1896. 8. 380 pg. with 1 portrait. cloth. 11 



9059 Standards in Astrophysics. — Action of the Editorial Board of the Astro- 

 physical Journal with regard to Standards in Astrophysics and Spectroscopy. 

 Chicago (Astrophys. Journ.) 1896. roy. 8. 3 pg. Oco 



Physik. 



9060 Annales de l'Observatoire Metöorologique du Mont-Blanc, publikes sous la direction 

 de J. Vallot. Fascicule II. Paris 1896. 4. 257 pg. av. 7 planches et 10 figures. 



Cont. : Daubröe, Rapport sur l'Observatoire meteorolog. du Mont-Blanc. — Vallot, J., S6rie II 

 d'observations mötöorolog. simultanees exöcutees au sommet du Mont-Blanc, aux Grands-Mulets et ä 

 Chamounix. Expöriences d'aetinomötrie solaire exöcutees au Mont-Blanc en 1887. Difficult6s des 

 observations scientifiques aux grandes altitudes. — Du Boys, P., Sur la Variation diurne de la 

 pression baromötrique au sommet du Mont-Blanc. — Duparc, L., et Vallot, J., Note sur la Con- 

 stitution petrographique des regions centrales du massif du Mont-Blanc. etc. 



Fascicule I. 1893. 187 pg. av. 1 planche et 63 figures. M. 8.S0. 



9061 Ascoli, M., Introduzione allo studio delle Applicazioni elettriche. Roma 1897. 8. 



8 e 312 pg. 550 



9062 Ayrton, W. E. , Practical Electricity. Laboratory and lecture course for first 

 year Students of Electrical Engineering, based on the international definitions of 

 the Electrical Units. Re-written. Volume I: Current, pressure, resistance, energy, 

 power, cells. London 1896. 8. 662 pg. with 247 illustrations. cloth. 9so 

 Congres international d'Hydrologie — voir nr. 9001 et 9002. 



9063 Durand, Resistance des Materiaux simplifiCe. Calcul immödiat des Fermes de 



. Charpentes en Bois et en Fer. Paris 1896. 4. av. figures. 12so 



9064 Emtage, W. T. A., Light. London 1896. 8. 360 pg. with 231 illustrations. cloth. 630 



9065 Exner, F., nnd HatSChek, E., Ueber die ultravioletten Funkenspectra der Elemente. 

 Mittheilung III u. IV. Wien (Sitzungsb. Akad.) 1896. gr. 8. 72 u. 3 4 pg. m. 6 Tafeln. 340 



Mittheilung I u. II. 1895-96. 54 u. 48 pg. m. 5 Tafeln. M. 3. 



9066 FantOÜ, G., Sul Regime idraulico dei Laghi. Milano 1896. 8. 364 pg. c. 3 tavole. 6so 



9067 Flamant, A., Stabilitö des Constructions. Resistances des Matöriaux. 2. Edition, 

 revue et augmentöe. Paris 1896. 8. 482 pg. av. figures. 21 



9068 Honette et Morache, Mission magnetique en Islande et en Scandinavie de l'Aviso- 

 transport „la Manche". Paris (Annales hydrogr.) 4 896. 8. 26 pg. av. 3 planches. 



9069 Hnbble, A., Experimental Science. School-course of practical exercises in elemen- 

 tary Physics, including some fundamental principles in Mechanics. London 1896. 

 8. 268 pg. with illustrations. cloth. 530 



9070 IweronOW, J., Beobachtungen über die Schwingungen des Repsold'schen Pendels 

 in Pulkowa, Moskau etc. St. Petersburg (Geogr. Ges.) 1896. gr. 8. 97 pg. — 

 Russisch. 3 



9071 Kemtler, F., Die elektrodynamischen Grundgesetze und das eigentliche Elementar- 

 gesetz. Budapest 1897. gr. 8. 68 pg. 2 



Naturae Novitates. Jahrg. XVIII, No. 24. R. Friedländer & Sohn in Berlin. 



