Papers, 1820-1953, of the Sibree family, comprising miscellaneous correspondence and manuscripts, press cuttings and printed papers, 1867-1929, of James Sibree, the subjects including missionary, literary and architectural work and the history, customs and language of Madagascar, including a manuscript of his `Missionary Heroes and Heroism in Madagascar', 1925; eight scrapbooks of James Sibree's papers, 1820-1927, containing printed materials and cuttings, correspondence and notes, maps and sketches relating to Madagascar and to the Sibree family; two volumes presented to James Sibree on the 50th anniversary of his missionary service in Madagascar, 1913; other papers of James Sibree relating to Madagascar, 1874-c1916 and undated, including its natural history; photographs, comprising portraits of missionaries and others connected with the Madagascar mission, 19th century, Sibree family photograph album, 1902-1913, including volcanic eruptions in Samoa, and photographs of Madagascar, including buildings, landscapes, and individuals; scrapbook of Elsie Sibree, c1913-1953, including press cuttings, photographs, and notes.

Daily written observations and pencil sketches of volcanic activity, kept by Father Antonio Piaggi, July 1779-August 1794, on behalf of Sir William Hamilton, Piaggi was based at the Madonna Pugliano near Resina at the western side of Vesuvius on the Bay of Naples. With an additional volume dedicated to the major eruption of 1779, (originally volume 1 of the sequence). The volumes have occasional inserted material.

Nine black and white photographs showing the aftermath of the eruption of Mount Pelée, Martinique, in 1902. Six of the photographs are of the town of Saint-Pierre. Also, manuscript sections of the volcano showing the various stages of the eruption, November 1902-October 1904, by Major W M Hodder, Royal Engineers, 27 October 1904.