VULCANOLOGY AND SEISMOLOGY. 311 



L. RiCClARDl. — L'Etna e 1' eruzione del mese di marzo 1883. (Atti dell' Accad. Gioe- 



nia di Sci. Nat. in Catania (1885), ser. iii, xviii, 195.) 

 L, RicciARDi. — Recherches chirniques sur les produits de I'^ruption de I'Etua anx mois 



de mai et de juiu 1886. (Compt. rend. (1886), cii, 1484-1487.) 

 A. Ricco. — L'ele Ferdiuandea,le soleil bleu et les cr^puscules rouges de 1831. (Compt. 



rend (1886), CII, 1060-1063.) 

 A. Ricc6. — Phdnomenes atmosph^riques observes h Palerme pendant I'^ruption de 



PEtua. (Compt. rend. (1886), cm, 419-421.) 

 A. Ricc6. — Red Sunsets aud Volcanic Eruptions. (Nature (1886), xxxiv, 386.) 

 RiSPATic. — Die Erdbeben Kroatiens im Jabre 1883. (Verbandl. der k. k. geolog. 



Reichsanst. Wien (1886), i, 266-273. Review, Gaea (1886), xxii, 58.) 



C. G. RocKWOOD, Jr. — Recent Earthquake Literature. (Science (1886), viii, 242- 

 244.) 



M. S. DE Rossi. — Communicazione sul terremoto di Casamicciola. (Boll. d. Soc. 



Geolog. Italiana (1883), ii, 92.) 

 M. S. DE Rossi. — Communicazione sulla questione dei segni precursor! del terremoto 



di Casamicciola. (Boll. d. Soc. Geolog. Italiana (1883), ii, 217.) 

 Justus Roth. — Ueber einen vulcaniscben Ausbrucb in Nord-Neu-Seeland und iiber 



Erdbeben in Malta. (Sitzber. der "phys. -math. Classe der Berlin. Akad. (1886), pp. 



941-944.) 

 W. RowELL. — Account of a New Volcanic Island in the Pacific Ocean. Illustrated. 



(Proc.Roy. Soc, London (1885), XL, 81,82.) 

 Schmidt. — Review of G. F. Becker: Geometrical Form of Volcanic Cones. 



(No. 1, Bibliog., 1885.) (Peterm. geogr. Mitt. (1886), Bd. 32. Litt. Bericht, pp. 



53, 54.) 

 Seikei Sekiya. — New System of Earthquake Observations in Japan. (Nature (1886), 



xxxiii, 603,604. Abstract, Peterm. geogr. Mitt. (1886), Bd. 32. Litt. Bericht, p. 



77.) 

 Seikei Sekiya.— The Earthquake of October 1.5, 1884. (Japanese Trans. Seis. Soc. 



of Japan (1886), vol. iii.) 

 E. Shida. — Automatic Current Recorder. (Trans. Seis. Soc. of Japan (1886), ix, 



22-31. Notices Nature (1886), xxxiv, 434, Science (1886), viii, 244.) 

 R. Shida. — On Earth Currents (Trans. Seis. Soc. of Japan (1886), ix, 32-50.) 

 Shortt. — Earthquake Phenomena in Tasmania. (Proc. Roy. Soc. Tasmania 



for 1885. ) 

 H. SiLVESTRi.— Sur F^ruption de I'Etna de mai et juin 1886. (Compt. rend (1886), 



CII, 1589-1592.) 

 O. SiLVESTRi. — Sulla esplosione Etnae del 22 marzo 1883, in relazione al fenomeni 



vulcanici presentati dall' Etna durante il quadriennio compreso dallgenn. 1880 al 



dec, 1883. (Atti dell' Accad. Gioenia di Sci. Nat. in Catania (1885), ser. iii, xviii, 



237.) 



D. A. Stevexson. — An Earthquake Invention. (Nature (1886), xxxiii, 534.) 



A. Stoop. — Verslag van eeu bezoek van den Vulkaan Merapi im November 1884 en 

 van een onderzoek im Juli 1885. Map. (Natuurk. Tijdschr. v. Nederl. Indie D. 

 XLV, 89-93, 518-524.) 



E. Svedmark.— Om de vulkaniska utbrotten vid Alaska, 1883. (Yraer (1885), v, 129- 

 134. ) 



W. ToPLEY. — Notes on the recent earthquake in the United States, including a tele- 

 graphic dispatch from Maj. Powell, Director of the U. S. Geological Survey. Brit. 

 Assoc, 1886. (Review, Nature (1886), xxxiv, 470, 471.) 



E. D. M. Verbeek. — Verslag over een onderzoek van den vulkaan Merapi im Dec. 

 1884. Map. (Natuurk. Tijdschr. V. Nederl. Indie (1885), XIV, 89-94.) 



Li:oN ViDAL. — Sur le tremblement de terre du 27 aoftt 1886 (nouveau style) en Grfece. 

 (Compt. rend. (1886), cm, 563-565.) 



