736 
Proceedings of the Boyal Society 
Berlin . — Fortschritte der Physik in 1874, 1875. Dargestellt von 
der physikalischen Gesellschaft zu Berlin. l te Abtheil. — 
Physik, Akustik, Optik. 2 te Abtheil. — Warmelehre, 
Elektricitatslehre, Physik der Erde. 8vo. Berlin, 1879-80. 
— From the Society. 
Bern. — Materiali per la Carta Geologica della Svizzera pubblicati 
dalla Commissione Geologica della Society Elvetica di 
Scienze Naturali. Yol. XVII. II Canton Ticino 
Meridionale ed i Paesi Finitimi. 4to. Berna, 1880. — 
From the Commission Geologique Federate. 
Mittheilungen der Naturforschenden Gesellschaft in Bern, 
aus dem Jahre, 1878-79. Nos. 937-968. 8vo. — From 
the Society. 
Verhandlungen der Schweizerischen Naturforschenden 
Gesellschaft in Bern, 61 Jahresversammlung. Jahres- 
bericht, 1877-78. 
Birmingham . — Proceedings of the Birmingham Philosophical 
Society. Yol. I. 1876-77. 
Bologna. — Memorie dell’ Accademia delle Scienze dell’ Istituto di 
Bologna. Serie III. Tomo IX., Fasc. 3, 4, 1878 ; Toino 
X. Fasc. 1, 2. 
Bendiconti, Anni Accademici, 1878, 1879. — From the 
Academy. 
Bonn . — Verhandlungen des Naturhistorischen Yereines der Preus- 
sischen Bheinlande und Westfalens, 35 er Jahrg. 2 te Halfte 
1878. 36 er Jahrg. l te Halfte 1879. 
Bordeaux . — Memoires de la Societe des Sciences Physiques et 
Naturelles. 1® Serie. Tome III. 2®, 3® Cahiers. 4to. 
1879-1880. — From the Society. 
Bulletins de la Societe de G4ographie Commerciale. 8vo. 
1879-80. — From the Society. 
Boston. — Occasional Papers of the Boston Society of Natural 
History. III. Contributions to the Geology of Eastern 
Massachusetts. By W. 0. Crosby ; and Maps. 8vo. 
1880. 
Proceedings of the Boston Society of Natural History, 
Yol. XIX. Pts. III. and IY, 1878. Yol. XX. Pts. 
I, II., 1879 ; Pt. III. 1880. 
