Skip to main content


Road Improvement

Position of the Planets in March

A Silk Spinning Spindle Support

An Improved Dental Plugger

An Improved Wood Bending Machine

New Electrical Governor

Indoor Curling

How to Take Silver Stains Out of a Gelatine Negative

By J. V. Drake

Magnitude of Molecules and Light Waves

By Morton

The Transportation of Petroleum

Professor Joseph Lovering

A Bamboo Bridge in Sikkim, India


  • Letters

    Correspondence- February 27, 1892

  • Recommended

    New Books and Publications- February 27, 1892

  • Departments

    Recently Patented Inventions- February 27, 1892

  • Notes and Queries- February 27, 1892

  • To Inventors- February 27, 1892

  • Index of Inventions- February 27, 1892

  • Business and Personal- February 27, 1892

Purchase To Read More

Already purchased this issue? Sign In to Access
Select Format
Scroll To Top