"Figurative kaart der Nederlandsche bezittingen op Sumatra."
1800
Figuratieve schets van het Gouvernement Sumatra's Westkust tot 1830 / door H. de S.
1830
To Captain Samuel Ashmore, in acknowledgement of much valuable information given, elucidative of oriental navigation, and of the western coast of Sumatra in particular
1832|this chart is inscribed by James Horsburgh1:1 800 000