A Description of Active and Extinct Volcanos : With Remarks on their Origin, their Chemical Phaenomena, and the Character of their Products (Paperback)

1. On the volcanos of France and Germany; 2. On the volcanic countries visited by the author, in 1823?4; 3. Description of volcanos in countries not visited by the author; 4. General inferences respecting volcanic phaenomena; Additional notes; List of books on volcanos.