70 



Physik. 



Le Radium. Publication mensuelle — voir no. 1520. 



Le Radium, la Radio-activite et les Radiations — voir no. 4521. 



4342 Revue de l'A6ronautique, r6digöe par H. Herve\ Paris, gr. in-8. — Annöe IX: 

 1906 (4 nos.). Mark 10 



4343 Revue de l'EIectricitö. Berne, gr. in-4. av. illustrations. — Annöe 4 4: 4 906 

 (12 nos.). 350 



L'edition allemande — voir no. 4231. 



4344 La Revue Electrique. Publiee sous la direction de J. B 1 n d i n. Paris. 4. av. 

 figures. — Annee III (Tonies V el VI) (24 nos.). 28 



4 345 Rivista di Fisica, Matematica e Scienze naturali. Pubblicata dalla Societä cat- 

 tolica Italiana per gli studi scientifici. Direttore: P. Maffi, Pavia. 8. c. tavole. 

 — Anno VII: 1906 ; 42 ni.). 12 



1346 Routh, E. J., Treatise on Dynamics or System of Rigid Bodies. Elementary part. 

 Exampies. London 4 905. 8. 460 pg. with figures. cloth. 4 4bo 



Advanced part. Exampies. 498 pg. with fig. M. 44.50. 



4 347 Rundschau, Elektrotechnische und Polytechnische. Redacteur: F. Liebetanz. 

 Frankfurt a. M. gr. 4. m. Abbildungen. — Jahrgang 23: October 4 905 — September 

 4 906 (24 Nrn.). 8 



4 348 Rutherford, E., Radio-Activity. 2. edition, revised and enlarged. Cambridge 4905. 

 8. with figures. cloth. 42so 



4 349 Schreiher, P., Studien über Erdbodenwärme und Schneedecke. Chemnitz (D. 

 Meteorol. Jahrb. Sachs.) 4 905. 4. 94 pg. m. 4 Tafeln. 5 



4 350 Schwarzschild, K., Untersuchungen zur geometrischen Optik. 3 Teile (Einleitung 

 in die Fehlertheorie optischer Instrumente auf Grund des Eikonalbegriffs; Theorie 

 der Spiegelteleskope; übsr die astrophotographischen Objektive). Berlin (Abhandl. 

 Ges. Wiss. Gött.) 4 905. 4. 31, 28 u. 55 pg. m. 25 Figuren. 8 



4 354 Science AhstractS. Physics and Electrical Engineering. Issued under the direction 

 of the Institution of Electrical Engineers and the Physical Society of London. In 

 2 Sections. London, roy. 8. — Volume VIII: Year 4 90* (20 nrs.). 32 

 Section A. Physical Science. M. 24. — B. Electrical Technics. M. 24. 



Les Sciences Popuiaires. Revue mensuelle de Meteorologie, Sciences ^Obser- 

 vation etc. — voir no. 1187. 



4 352 Stream-Me&SUrementS. — Report of Progress of Stream-Measurements in the 

 United States for the calender-year 1904. Prepared under the direction of F. H. 

 Newell. (In 12 parts.) Part I: Atlantic Coast of New England Drainage, by 

 H. K. Barrows and J. C. H y t. Washington (Wat.-Supply Pap. Geol. Surv.) 

 4 905. 8. 4 57 pg. with 1 map, 1 plate and 1 figure. 3 



1353 — The same. Part III: Susquehanna, Pataraco, Potoma,c, James, Roanoke, Cape 

 Pear and Yadkin River Drainages, by N. C. G r v e r and J. C. H y t. Washington 

 (Wat.-Supply Pap. Geol. Surv.) 1905. 8. 125 pg. with 1 map, 1 plate and 1 figure. 2 



4 354 — The same. Part V: Eastern Mississippi River Drainage, by M. R. Hall, E. 

 Johnson and J. C. H y t. Washington (Wat.-Supply Pap. Geol. Surv.) 4 905. 

 8. 4 68 pg. with 1 map, 1 plate and 1 figure. 3 



4 355 — The same. Part IX: Western Gulf of Mexico and Rio Grande Drainages, by 

 T. U. Taylor and J. C. H o y t. Washington (Wat.-Supply Pap. Geol. Surv.) 

 1905. 8. 4 33 pg. with 1 map, 1 plate and 1 figure. 2 

 Parts I— VI contain the results of the data collected in the territory east of Mississippi, VII— XII 

 west of the Mississippi. 



4 356 Szalay, L. V., Neuere Daten zur Statistik der Blitzschläge in Ungarn. (Ungarisch 



u. Deutsch.) Budapest (Jahrb. Reichanst. Meteorol.) 1905. 4. 30 pg. m. 1 Tafel. 1 

 4 357 Taschenbuch für Präcisionsmechaniker, Optiker, Elektromechaniker und Glas- 



instrumentenmacher für das Jahr 4 906. Herausgegeben von F. Harrwitz. 



Berlin 1906. 12. 384 pg. m. Figuren. 2 

 4 358 Le Temps qu'il fait. Revue mensuelle des phönomenes atmospheriques et de 



leurs applications ä la vie pratique, publiäe sous la direction de A. Bracke. 



Möns. 8. av. figures. — Ann6e III: 4 906 (nos. 25—36). 4 

 4 359 Terrestrlal Magnetism and Atmosphenc Electricity. An international quarterly 

 . Journal. Edited by L. A. Bauer. Baltimore, roy. 8. with maps. — - Volume 44: 



Year 4906. , *350 



4 360 Thompson, S. P., Dynamo-electric Machinery. Manual for Students of Electro- 



physics. 7. edition. Volume II. London 4 905. 8. 868 pg. with illustrations. cloth. 34 

 The complete work, 2 yolumes, 1904—05. 4006 and 868 pg. with illustr. cloth. M. 62. 

 Naturae Novitates. Jahrg. XXVIII, No. 1. R. Friedländer & Sohn in Berlin. 



