Report on the volcanic activity and volcanological research in indonesia during the period 1936–1948 R. W. van Bemmelen OriginalPaper Pages: 3 - 29
Contribution à la connaissance des roches éruptives de l’île de Mételin G. C. Georgalas OriginalPaper Pages: 31 - 63
Riassunto delle principali osservazioni e ricerche fatte sull’ Etna Gaetano Ponte OriginalPaper Pages: 65 - 80