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Source Citation
Pierre de Tchihatcheff, "On the Recent Eruption of Vesuvius in December 1861," Quarterly Journal of the Geological Society 18 (February 1862): 126-127.
Chronicle, The Annual Register or a View of the History and Politics of the Year 1861 (London: F. & J. Rivington, 1862), 235.
Chronicle, The Annual Register or a View of the History and Politics of the Year 1861 (London: F. & J. Rivington, 1862), 235.