746 ASTRONOMICAL 



Binary stars — Contiuntd. 



MoNCK (W. 11. S.) Spectra of binary stars. Astroii. and Astr(>]iliys., 11 :32(). 



1892. 

 PiCKKRiN(i (E. C.) Close binary stars. Sid. Mess,, 10: 5. 1891. 

 Skk (T. .J. .1.) Eccentricities of the orbits of binary stars. Sid. Mess., 10: 65-7. 



1891. 

 Vodi^L (H. C.) IJeol)aclitnngen der auf spectrot>Taphiselicni Wege anfgefim- 



donen Biniiren Systemo fi Aurigae nud C Ursae niajoris anf deni Potsdamer 



Observatorium. Astron. Nachr., 126:2(55-72. 1891. 



Briinnow (Franz Friedrich Ernst) [1821-'91]. 



Krueger(A.) Todes-Anzeige. Astron. Nachr., 128: 205-8. 1891. 



Vov Biography, si'i' alto, Vnh. Aatvo-a ^oc. racitio, :!:;!67. lS92r J. iso, Month. Not., 52: 230 



1892. 

 For Portrait, see Pub. Astron. Soc. PaciHc, 3. 



Calendar. 



Flammaiuon (C.) Curiositds du calendrier. il. L'Astron., 11 : 20-5. 1892. 

 McFarland (R. W.) a perpetual calendar. Sid. Mess., 10: 129-31. 1891. 

 Servikr ( — .) Calendrier perpetuel. L'Astron., 11 : 260-5. 1892. 

 Camphausen (Gottfried Lndolph) [1803-'90]. 



VOGEL (H. C.) Todes-Anzeige. Astron. Nachr., 126: 343. 1891.' 



Capodimonte Observatory. 



Anoelitti (F.) Nuova determiuazione della latitiidinc del R. Osscrvatorio di 



Capodimonte. Astron. Nachr., 130: 129-34. 1892. 



Carleton College Observatory. 



Payne (W. W.) [Description of the observatory and instruments.] il. Pub. 

 Astron. Soc. Pacitie, 3: 8.5-7. 1891. 



Chamberlin Observatory. 



[Dkscmuptiox.J Sid. Mess., 10: 400. 1891. 



Chronology. 



Lynn ( W. T.) Ancient chronology and eclipses. Astron. Joirr., 11 : 43, 82. 1891. 

 Stockwell (.1. N.) Eclipses and chronology. Astron. Jour., 11:57-9. 1891. 

 . Rectification of chronology by means of ancient eclipses. Astron. .Tour., 



10: 185; 11:5, 28. 1891. 

 . Supplement to recent contributions to chronology and cclii)s<s. Astron. 



Jour., 12: 121-5. 1892. 



Chronometers. 



Lei'SCHNEr (A. O. ) Thennometric chronometer of the Lick Observatory. Pub. 

 Astron. Soc. Pacific, 3: 177-80. 1891. 



Circle divisions. 



Bruns (H.) Untersuchiing eiuer Wanschalf'schen Theilung. Astron. Nachr., 

 1.30: 17-42. 1892. 

 Clark (George Bassett) [1827-'91]. 



Brasiiear(J. A.) [Biographical sketch.] Astron. and Astrophys., 11:367-72. 

 1892. 



For Port rait, xi-c Ibid. 



Collimation. 



rpDEGRAFF (M.) Method for determining the collimation of the i)ortable 

 transit instrunu'ut. jVstron. Jour., 10: 169. 1891. 



Collimators. 



Turner (H. FT.) Observations for coinci(leuc(^ of the collimators tlimngli the 

 cube of the transit circle, Greenwich. . . Month Not., 52; 146-53. 1891. 



Colored stars, 



Franks (W. S.) and olherx. Determination of star colors. J. Brit. Astron. Assn., 



1:301-4. 1891. 



