Travels in Iceland: performed by order of his Danish Majesty. Containing observations on the manners and customs of the inhabitants, a description of the lakes, rivers, glaciers, hot-springs, and volcanoes; of the various kinds of earths, stones, fossils, and petrifactions; as well as of the animals, insects, fishes, &c. By Messrs. Olafsen & Povelsen. Translated from the Danish. London: Printed for Richard Phillips, 6, Bridge-Street, Blackfriars, By Barnard & Sultzer, Water Lane, Fleet Street. 1805.