Letters on Iceland: containing observations on the natural history of the country, antiquities, manners and customs of the inhabitants, &c. &c. Made, during a voyage undertaken in the year 1772, by Sir Joseph Banks, P.R.S. assisted by Dr. Solander, F.R.S. Dr. J. Lind, F.R.S. and several other literary and ingenious gentlemen Letters on Iceland: containing observations on the natural history of the country, antiquities, manners and customs of the inhabitants, &c. &c. Made, during a voyage undertaken in the year 1772, by Sir Joseph Banks, P.R.S. assisted by Dr. Solander, F.R.S. Dr. J. Lind, F.R.S. and several other literary and ingenious gentlemen