A satellite work to Ravage: An Astonishment of Fire, The Demon Tracts reproduces Kristján Norge's loggbok which charts his tracking the rough terrain of Eilain a' Bhais. Plagued by the 'Sluagh nam Marbh' or malign tempest of Highland voices, Norge charted the sites he was taken to by force. The loggbok is filled with diagrams, notes and drawings, each evidencing his demise. Stuart Kelly reviews the book: