Sách nói: National Geographic Magazine Vol. 08 - 12. December 1897

The National Geographic Magazine, an illustrated monthly, Vol VIII, the December Number.
It includes the following articles:

• A Special Announcement, by F. H. Newell, Secretary
• The Washington Aqueduct and Cabin John Bridge, by D. D. Gaillard
• Gardiner Greene Hubbard, by John Hyde
• Pollution of the Potomac River, by F. H. Newell
• The Delta of the Mississippi River, by E. L. Corthell
• The Annexation Fever, by Henry Gannett
• Sir John Evans and Prof. W. J. McGee, by John Hyde
• Some Recent Geographic Events, by John Hyde
• Geographic Literature, by Henry Gannett
• Geographic Notes