Temperature map of Europe during the ''Year Without a Summer''. The anomaly was a volcanic winter event caused by the 1815 eruption of Mount Tambora in the Dutch East Indies.

#19th_century, #europe, #indonesia, #netherlands

Appletons' annual cyclopædia and register of important events of the year (1876) (14756619776)

#19th_century, #atlantic, #canada, #europe, #greenland, #iceland, #indonesia, #internet, #netherlands, #new_york, #north_america, #norway, #sudan, #united_kingdom, #us_states

1733 Homann Heirs Map of India - Geographicus - India-homannheirs-1733

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