198 



Astronomie und Geodäsie. 



Abetti, G., Misure micrometriche 4 921. — Relazioni fra le caratteristiche 



fisiche d. stelle doppie. — Osservazioni di protuberanze — vedi No. 2722. 



2709 AQQalen van de Sterrewacht in Leiden (Früher: Annalen der Sternwarte in Leiden.) 

 Herausgegeben von H. G. u. E. F. van de Sande Bakhuysen. Deel 43; 

 stuk. 4. 's Gravenhage 1924. 4. 24 blz. Fl. 4.50 



Inhalt: Deel 43. stuk. 4: van de Sande Bakhuysen, Note sur la refraction ä l'interieure d'uue 

 lunette horizontale dont la tempe>ature varie proportionnellement & l'hauteur-Determination des 

 constantes de la flexion du cercle me>idien. 



2710 Anaals of the Astronomical Observatory of Harvard College. Volume 84. No. 5 

 a. 6. Cambridge, Mass. 1920. 4. pg. 121 — 155 w. 5 fig. and pg. 4 57—4 88 

 w. 5 fig. 



Cont.: Vol. 8*. No. 5: Vann, M. H., Block, W., a. o., The Photographie light curyes of 

 H novae. — No. 6: Maury, A. C, The spectroscopic binaries Scorpii and V puppis. 

 274 1 Stahe, Tjcho, Opera omnia. Edidit E. Dreyer, auspieiis Socieatis Linguae et 

 Litterarum Danicarum. Tomus IV. Fasciculus 2. Havniae 4 922. 4. Kr. 7 



Tomi I— III. 1913—46. Tom. IV, fasc. 4. 4948. 



274 2 Gonnaissance des Temps ou des mouvements Celestes pour le möridien de Paris 

 pour I'an 1924. Paris 4 922. 8. Fr. 4 6 



2713 Dööblet, E., Histoire de l'astronomie. Paris 1922. 8. Fr. 4 5 



2714 3a!e, G., The new heavens an aecount of the 4 00 inch telescope with a sum- 

 ma ry of the latest achievements in astronomy. London 4 922. 8. w. 44 plates 

 ». engraviogs. cloth. sh. 7.6 



2715 Hallik, D., The Clements of astronomy. London 1922. 8. w. 410 diagrams. 

 cloth. . sh. 14 



2716 Harvard College Observatory. Bulletin No. 766—771. Cambridge, Mass. 

 1922. 4. 



Cont: Shapley, H., Notes on comets, stars. etc. 



2717 Harvard College Observatory. Circular. No. 226, 231, 232. Cambridge, Mass. 



1921. 22. 4. 



Cont.: No. 226: Shapley, H,, a. Cannon A. J., On the relation of spectral type to magnitude 

 (w. 4 pl.). — No. 234 : Cannon, A. J., Stars having peculiar spectra. Eight new variable stars. — 

 No. 232: Shapley, H. a. 91. B., The distances of 87 brigt stars, class K. 



2718 Henrotean, F., Les ötoiles simples. ... 4921. 8. 244 pg. sh. 8.6 

 274 9 Horton, A., A star atlas and telescopic haadbook (epoch 1920) showing over 



70 00 stars nebulae and Clusters with lists of objects suitable for small tele- 

 fccopes, notes on planets, star nomenclature. map of the moon, 16 star Charts 

 \ 2 index maps. 3. edition. London 1921. 4. cloth. sh. 4 0.6 



2720 Liefe Observatory Bulletin. (Volume X.) No. 337— 3M. Berkeley 4924, 22. 4. 

 w. figures. 



Cont.: No. 337: Heger, M s L., Furthar study of the Sodium lines in class B stars (w. 2 fig.). — 

 The spectra of certain class B stars. — No. 338: Lundmark, E., The parallax of the coma Berenices 

 Cluster (w. 2 fig.). — No. 339: Lundmark, K, Parallaxes of stars determined from spectrum and 

 proper motion. — No. 3*0, 3*4: Crawford, R. T., a. Meyer, W. F., Elements and ephemeris of 

 comet 6 4922 (Kjellerup.) I. II. 



2721 Mallik, N. D., The elemeats of astronomy. Cambridge 1922. 8. 8 a. 234 pg. w. 

 figures. sh. 4 4 



-2722 Osservazioni e Memorie del R. Osservatörio astrofisico di Arcetri. Fascicolo 39. 

 Pirenze 4 922. 4. 47 pg. c. 3 fig. 



Cont.: Abetti,! G., Misure micrometriche di coppie di stelle eseg. nell' anno 4924 (c. 4 fig.). — 

 Relazioni fra le caratteristiche fisiche delle stelle doppie (c. 4 fig.). — Osservazioni di protu- 

 beranze e delle cromosfera solare eseg. nel 3. quadrimestre del 4924 (c. 4 fig.). 



2723 Rehm, A., Das siebente Buch der Naturales Quaestiones des Seneca und die 

 Kometentheorie des Poseidonios. München (Stzgsb. Akad. Wiss.) 4 922. 8. 40 pg. 4 



2724 Report, Anaüal of the Direktor (S. J. Bailey) of the Astronomical Observatory of 

 Harvard College. Report' 75: year 1919—20. Cambridge, Mass. 1921. 8. 8 pg. 



2725 Waters, B., Astronomical photography for amateurs. London 1924. 8. w. 5 plates 

 a. 17 engrav. cloth. sh. 6 



2726 White, C, The elements of theoretical and descriptive astronomy. 8. edition, 

 revised by P. Blackburn. London 1924. 8. w. plates a. figures. cloth. sh. 17.6 



2727 Wolf, Max, Stereoskopbilder vom Sternhimmel. Serie 2. 3. Auflage. Leipzig 4922. 

 4 2 Bilder m. Text in Mappe. 100 



Auslandspreis Fr. 4 



Naturae Novitates. Jahrg. XLIV, No. 8 u. q. R. Friedländer & Sohn in Berlin. 



