《The National Geographic Magazine Vol. 07 - 07. July 1896》 - 免费有声读物

The National Geographic Magazine, an illustrated monthly, the July Number.
It includes the following articles:
* The Work of the United States Board on Geographic Names, by Henry Gannett
* The Seine, the Meuse, and the Moselle, part II, by William M. Davis
* A Journey in Ecuador, by Mark B. Kerr, C. E.
* The Aberration of Sound as Illustrated by the Berkeley Powder Explosion, by Robert H. Chapman
* Mineral Production in the United States along with Geographic Notes and Miscellanea.