- A Description of the Western Islands of Scotland,
- An Essay On The Remittent And Intermittent Diseases V1: Including, Generically, Marsh Fever And Neuralgia
- The Highlands and Western Isles of Scotland, in Letters to Sir Walter Scott
- A Description of the Western Islands of Scotland, Including the Isle of Man: Comprising an Account of Their Geological Structure; with Remarks On the Agriculture, Scenery and Antiquities, Volume 3
- Proofs And Illustrations Of The Attributes Of God V1: From The Facts And Laws Of The Physical Universe, Being The Foundation Of Natural And Revealed Religion