180 RECORD OF SCIENCE FOR 1886. 



Rio Janeiro Observatory. 



Ckuls (L.): Snr le transfert de I'Observatoire imperial do Rio de Janeiro. 

 Compt. Rend., 10:3 : 548. 



Rome Observatory. 



MiLLOSEViCH (E.) : Determinaziono dcllalatitudine del R. Osservatorio del Col- 

 legio Romano. 68 p. 4to. Roma, 1886. 

 In: Ann. de Meteor. Ital., pt. 3, 1885. 



Satellites. 



Darwin (G. H. ) : Tidal friction and the evohition of a satellite. Natnre, 33 : 367. 

 Nolan (J.): Tidal friction and tbe evolution of a satellite. Nature, 34: 286; 

 35: 75. 



Saturn, p* 137. 



Battermann (H.) : Heliometrischer AnscWuss des Saturn an /< uud ?/ Germino- 



rum [Jan. and Mar., 1886]. Astrou. Nachr., 115 : 2-25-J30. 

 Hill (G. W.): Elements and perturbations of Jupiter and Saturn. Astron. 

 Nachr., 113: 273-302. 



Saturn (Satellites of). 



Hall (A.): Comparison of the observations of the five inner satellites of Saturn, 



made at Toulouse in 1876 and 1877. Astron. Nachr., 115: 97-104. 

 : [Orbits of J the sis inner satellites of Saturn. 74 p. 4to. Washington, 



1886. 



Wash. Obsns., 1883, App. I. 

 Martii (A.): Ephemorides of the satellites of Saturn L1886-'87]. Month, Not. 



46: 469-486. 

 Tisskrand (F. ) : Sur un cas remarquable du problfeme des perturbations. Compt. 



Rend., 103: 446-451. Also: Bull, astron., 3: 42.5-433. 



Sayre Observatory. 



DOOLITTLE (C. L.): [Change in the] latitude of the Sayre Observatory. Astron. 

 Jonr., 7 : 14. 



Seasons. 



Proctor (R. A.): The seasons pictured in 48 sun-views of the earth, and 24 zodi- 

 acal maps, and other drawings. 4to. Loudon, 1885. (M. 5.30) 



Series. See, aho, Mechanics (Celestial); Pertujibatioxs. 



Callandreau (O.) : D^veloppemeut des coordoun(5es elliptiques. Bull, astron., 

 3: 528-532. 



Charlier (C.-V.-L.) : Mdthode pcrmettant d'augnicnterla convergence des series 

 trigonom6triques. Bull, astron., 3 : 378-385. 



PoiNCARE (H.) : Moyen d'augmenter la convergence des series trigonom6trique8. 

 Bull, astron., 3: 521-528. 

 Sextant. 



DiiEYER (J. L. E.) : On the invention of the sextant. Astron. Nachr., 115 : 33. 



Gruey (L.-J.) : Sur les coustantes du grand miroir du sextant. Bull, astrou. 

 3: 5-9. 

 Sky-glows. 



Bishop (S.) : Origin of the red glows. Sid. Mess., 5 : 129-142. 



Maine (H. C.) : The " red light." il. . Sid. Mess., 5 : 237-251. 



Newcomb(S.): Red sunsets and volcanic eruptions. Nature, 34: 340. 



Ricc6 (A.): L'ile Ferdinandea, le soleil bleu et les cr^pusculos rouges de 1831. 

 Compt. Rend., 102: 1060-1063. 



: Red sunsets and volcanic eruptions. Nature, 34 : 386. 



Solar system. 



FoRSTER (A.) : Eiue durch eigenthiimlicho Beziehuugeii zwischen Planetenent- 

 fernungen nnd Plauotenmassen veranlasste neue Hypothese der Entwicklung 

 des Sonnensystems. 2+16 p. 8vo. Stuttgart, 1886 (M.0.50) 



