Sketch of Brimstone Hill Fort by Thomas Kerr (1779).
Brimstone Hill Fort on St Kitts and Nevis was built with slave labour.
A UNESCO World Heritage site, this fortification is testament to the innovative skills of British engineers and a poignant reminder of the human tragedy of slavery.
This book featured in the 'Voices from the Commonwealth' display at the National Library of Scotland from 9 July to 7 September 2014.