Skip to main content

Features

Improved Evaporator

The Oil Regions of Pennsylvania

Notes on New Discoveries and New Applications of Science

Commencement of Polytechnic College of Pennsylvania

Miscellaneous Summary

Breaking of the Atlantic Cable

Recent American Patents

The Expansion Controversy

Twenty Years Ago.--Volume I., Number 1

The Way the Distance was Measured to the Fault in the Atlantic Cable

Patent Claims

Issued from the United States Patent-Office

Patent Agency Office

Departments

  • Departments

    Correspondence

  • Notes and Queries

  • Patents

Purchase To Read More

Already purchased this issue? Sign In to Access
Select Format
August 26, 1865