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Vida Milovanovic looks at how the Royal Society set up a committee in 1883 ‘to collect the various accounts of the volcanic eruption at Krakatoa ... in such form as shall best provide for their preservation and promote their usefulness.’

Jon Bushell tells the story of a 1962 Royal Society expedition, which journeyed to remote Tristan da Cunha to study a newly erupted volcano and determine its ecological impact.

While uploading images to the Royal Society Library's new digital preservation platform, Jon Bushell came across some remarkable observations made by Antonio Piaggio, a Vatican priest working for Sir William Hamilton FRS.