SCIENTIFIC AMERICAN SUPPLEMENT, New York, July 12, 1902

 

* The 'Subway' of Paris

* Manfucturing Anchor Chains

 

This 16 page issue is in nice condition and contains illustrations/text pertaining to the latest inventions and scientific discoveries of the day including:  "The Manufacture of Fifty-Ton Anchor Chains at Lebanon, Pennsylvania", "The Foundations in the Subsoil of Paris for the Metropolitan Railway, at the Site of One of the Stations", "Engines of the Twin-Screw Steamer 'Arundel'".