768 ASTRONOMICAL 



Spectroscope — Cuntiuned. 



Keeler (J. E.) Elemoutarj' principles governing the efficiency of spectroscopes 

 for astronomical purposes. Sitl. Mess., 10:433-53. 1891. 



. The modem spectroscope 2 : the star spectroscope of the Lick Observa- 

 tory, il. Astron. and Astrophys., 11: 140-4. 1892. ^?so, Reprint. 



Newall(H. F.) Diagram useful as a guide in adjusting a diffraction grating 

 spectroscope, il. Month Not., .52: 510-12. 1892. 



Young (C. A.) New spcctroscojie of the Halsted Observatory, il. Astron and 

 Astrophys., 11 : 292-6 1892. 



Spectroscopy. 



Half: (0. i:.) Pending iirol)lenis in spectroscopy. Sid. Mess., 10: 89-9L 1891. 

 Spectrum analysis. 



HuGGiNS (W.) On spectroscopic astronomy. 35 p. Svo. London, 1891. Hcpr. 



from: Brit. Assn. Adv. Sc. 61 (meeting): 3-.37. 1891. 

 SCHEINER (J.) Die Spectralanalyse der Gestirne. 8-f 474 p. 8vo. Leipzig, 1890. 

 J?«w. by Ebert (H.) Vrtljschr. (1. Astrini. Gesellseh., 27: 28-30. 1892. 



. Berichtiguugen zu "Die Spectralanalyse der Gestirne." Astron. Nachr., 



129:157. 1892. 



Spectrum (Solar). 



Abney (W. de W.) Limit of visibility of the different rays of the fipcctrnm. 

 Also Astron. and Astrophys., 11 : 296-305. 1892. 

 i?ep)-./j-o);i; Proc. Eoy. Soo. 49:509-18. 1891. 

 Cortie (A. L.) Some recent studies on the solar spectrum. Astron. and Astro- 

 phys., 11 : 393-407. 1892. 



Star-Catalogues. 



AfWEKS (A.) Supplement a Thistoire celeste de Lahinde: Catah)gue de 39.50 

 etoilcs . . . par M.J. Bossert. ^'rtljschr. d. Astron. (iesellsch, 11 : 2.55-70. 1892. 



Bericiite iiber die Beobachtuug der Sterne bis zur neuuten Grosse am luird- 

 lichcn Hiinmel. Vrtljschr. d. Astron. Gesellseh., 26: 284-301. 1891. 



Berichte iil)er die Beo))achtnngdcr Sterne bis zur neunten Grosse zwischenn — 

 2° und-23^\ Vrtljschr. d. Astron. Gesellseh., 26: S02-5. 1891. 



Catalog der Astronomischen Gesellschaft. Erste Abth., 5. Stiick Zoue-|-50-' 

 bis -|-55°. Catalogue of 8,627 stars . . . from observations . , . at the Astronomi- 

 cal Observatory of Harvard College ... 1870 to 1884 by AV. A. Rogers. 

 39-1-176 p. 4to. Leipzig, 1892. 



Catalogue de I'observatoiro de Paris. Tome 2. Paris, 1891. 



Downing (A. M. W.) Apparent places of close polar stars. Month Not., 52: 

 378-85. 1892. 



Eastman (J. R.) The neglected held of fundamental astronomy. Proc. Am. 

 Assn. Adv. Sc, 41: 17-32, 1892. J ^.so Reprint. 



HiLEiKER (.L) Catalogue d'etoiles lunaires. 58p. 4t(t. Neuchatd, 1891. 



Romberg (H.) Catah)g von 5634 Sternenfiir die Epoche 1875.0ausden Beobach- 

 tungen am Pulkowaer Meridiankreise. .. 1874-1880. 22-{-142 p. -Ito. St. 

 Petersb., 1891. (Sup. Ill aaix. Obsns. de Poulkova.) 



Sciiuu(\V.) Stern-Catalog enthaltend 6900 Steruorter fiir 1860.0. Nach den 

 von Klinkerfues in den Jahren, 1858-63 angestellten Zonenbeobachtungen 

 abgeleitet, 28-f 77 p., Ipl. 4to. Gottingcn. 1892. (Astron. ^Mitth. Sternw.) 

 Star-Charts. 



Weiss (E.) Hihlei-Atlas der Sternenwclt. 41 ])1. fol. Esslingcn, IX'Jl. 

 Star-Chisters. 



Hahn (R.) Mikrometrisclie Verniessung dcs Sternhaufens 2; 762 ... HI )).. 1 pi. 

 8vo. Leiprig, 1891. 



Ticpr. /coiyi; K. S.^cll. Gfs.llficli, (1. Wis.HfiKsrh. v, 17, No. :t. 1891. iiVr. Aal iiui. .Jnur., 

 11: 8U. 1891. 



