《The National Geographic Magazine Vol. 08 - 02. February 1897》 - 免费有声读物

The National Geographic Magazine, an illustrated monthly, the February Number.

It includes the following articles:

• Crater Lake, Oregon, by J. S. Diller
• The Utilization of the Vacant Public Lands, by Emory F. Best
• The Mazamas, by J. S. Diller
• Geographic Literature, Serials and Miscellanea
• The National Geographic Society: Supplementary synopsis of a course of lectures on the effects of geographic environment in developing the civilization of the world