Introductory material
Henry G. (Henry George) Bohn translation
xvi

FAC-SIMILE OF THE HAND-WRITING OF BARON HUMBOLDT. EXTRACTS OF A LETTER TO THE PUBLISHER.
xvii
Henry G. (Henry George) Bohn translation
xvi

FAC-SIMILE OF THE HAND-WRITING OF BARON HUMBOLDT. EXTRACTS OF A LETTER TO THE PUBLISHER.
xvii