— GXIS — 



Ricco. Osservazioni astrofisiche solari. — hi. Sullo spettro della cometa Pons-Brooks. — Tac- 

 chini. Macchie solari e facole osservate a Roma nel 1° trim. 1884. 



^Memorie valdarnesi. Voi. I-IV. 1835-1865. Pisa, 8.° 



*Minutes of prooeedings of the Institution of Civil Engineers. Voi. LXXV. London, 

 1884. 8.° 



Bruce. The northern Pacific Eailroad. — Douglass. The new Eddystone Lighthouse. — Preece. 

 On electrical Conductors. 



-l'MittheilungeD des deutschen archaologischen Institutes in Athen. Bd. IX. Heft 1. 

 Athen, 1884. 8.° 



Koehler. Eine Illustration zu Theognis. — Korolkow. Inschriften aus Akraiphia. — Lolling. In- 

 schriften aus den Kiistenstadten des Hellespontos und der Propontis (Kyzikos Poimanenon). — Kol- 

 dèwey. Das Bad von Alexandria Troas. Mit einem Anhang. — Koehler. Inschrift des Glaukon. — 

 von Sybel. "Extoqos %vxqu, Relieffragment za Athen. — Lolling. Inschriften aus den Kiistenstadten 

 des Hellespontos und der Propontis (Zeleia Parion Lampsakos Perkote Troas Thrakische Ktiste Cher- 

 soues). — Koehler. Praxiteles der altere. — Fabricius. Inschriften aus Lesbos. 



■i"Monatsblàtter des Wissenschaftlichen Club in Wien. V Jhg. n. 7. 15 Aprii 1884. 

 Wien, 4.° 



* Natura (La). Anno I. n. 17, 18. Milano, 1884. 4.° 



Barroil. L'ibis. — Giglioli. I Danakil della baja di Assab. — Fraser. Viaggio del vapore Oskar 

 Dickson per il mar di Cara al fiume Jenisei. — Beccar i. Acclimazione delle piante. — Usiglio. G. B. 

 Dumas. — Zannetti. Gli Akka. — Bargioni. Gli scarabei. 



"Naturforscher (Der). XVII Jhg. n. 14-18. Leipzig, 1884. 4.° 



+ Notices (Monthly) of the R. Astronomica! Society. Voi. XLIV. n. 5. March, 1884. 8.° 



Stonc. On the Necessary Distinction in Practical Astronomy between the True Mean Solar Day 

 and the Mean Day adopted, from time to time, in the Construction of our Astronomical Tables, and 

 in the Comparison of these Tables with Observations. — Newcomb. Questiona respecting Mr. Stone's 

 Theory of Changes in the Mean Solar Day. — Id. Eemarks on the Value of the Secular Accelera- 

 tion of the Moon's Motion derived from Observation. — Slruve. The Parallax of a Tauri. — Downing. 

 On an instance of Change of Personality in Observing Position Angles of Doublé Stars, and on the 

 Orbit of a Centauri. — Marth. Note on the Determination of the Planes of the Orbits of Iupiter's Sa- 

 tellites. — Perry. Observations of Sun-spot Spectra in 1883. — de Konkoly. Eemarks on Mr. Hilger's Illu- 



mination of Micrometers with Vacuum Tubes. — Id. Illumination of Spectroscope Micrometers. Id. 



Spectroscopic Observation of the Eed-coloured Sky at Sunset, 1884, January 9. — Id. Spectroscopic 

 Observations of Comet Pons-Brooks, made at the Observatory, O-Gyalla, Hungary. — Naval Obseroatorg. 

 Observations of Pons'Comet. — Rovo. Observations of Comet Pons-Brooks, made at Vizagapatam, 

 India. — Rosseter. Observations of Comet Pons-Brooks made on board the Barque " St. Kilda, " on 

 a Voyage from Liverpool to Demerara and Home. — Morris. Sextant Observations of Comet Pons- 

 Brooks made at Monte Video. — Pogson. The New Comet of 1884, January 12. — Hall. Variation 

 in the Light of Neptune from November 29 to December 14, 1883. — R. Observatory, Greenwich. 

 Observations of the Occultation of Venus by the Moon, 1884, Pebruary 29. — Noble. Occultations 

 Observed at Porest Lodge, Maresfield. — Spilla. Note on the Transit of the IVth Satellite of Ju- 

 piter, 1884, March 12. — Perry. Phenomena of Jupiter's Satelletes observed at Stonyhurstin 1883 — 

 Davidson. Observations of Occultations of Stars by the Moon and of Phenomena of Jupiter's Satellites 

 made at Davidson Observatory, San Francisco, and at Table Mount Station, California. 



+ Periodico della Società storica per la provincia e diocesi di Como. Fase. 12.° Como, 

 1884. 4.° 



Monti. Memorie di Basitio Paravicini a seguito del suo Compendio dell'Istoria di Como. — 

 Id. Ritrattazione di Don Carlo Gallio. 



