The Joslyn Tomes Breech Loading Rifle, Does the Internal Administration of Drugs ever Defeat Disease and Death?

Jonathan Dennis, Jr's Appeal

The Fog Bow as Seen from the Matterhorn

Narrow Gage Nonsense

The New York Iron Founders Grievance--A System of Shameless Extortion

Boiler Explosions

On Certain Habits Considered as Necessities of Modern Civilization

The Introduction of India Rubber Shoes

Pharmacy in Prussia

The Labor Problem--Class Oration for 1871 at Yale

Occasional Notes- September 16, 1871

Scientific Intelligence- September 16, 1871

Answers to Correspondents- September 16, 1871

Recent American and Foreign Patents- September 16, 1871

Queries- September 16, 1871

Official List of Patents—September 16, 1871

Issued by the U. S. Patent Office