Image Credits:

‘Outcomes’: Photographer unknown. Children gathered in the wake of the lahar that devastated parts of Blitar after the eruption of Gunung Kelud (East Java), May 1919. Leiden University Library Special Collections, KITLV A500, 80727

‘Public Talks and Workshops': Caption: The eruption of Krakatau, 1883. Leiden University Library Special Collections, KITLV 5888.