Skip to main content

Features

White Star Steamer Teutonic

The American Association for the Advancement of Science

The Fast Trip of the Teutonic

"Alleged Deceptions in German Steel Works" Corrected

Position of the Planets in September

A Simple and Durable Wrench

A Trigger Mechanism for Guns

An Improved Neck Yoke

An Improved Planter

An Improvement in Car Construction

A Car Wheel and Rail to Increase Traction

Photographic Notes- August 29, 1891

Boa Constrictors

Departments

  • Letters

    Correspondence- August 29, 1891

  • Departments

    Recently Patented Inventions- August 29, 1891

  • Business and Personal- August 29, 1891

  • Index of Inventions- August 29, 1891

  • Notes and Queries- August 29, 1891

  • To Inventors- August 29, 1891

Purchase To Read More

Already purchased this issue? Sign In to Access
Select Format
August 29, 1891

Beyond XX and XY

Biology. Identity. Equality.