Skip to main content

Features

The Art of Preserving Wood

Specifications of the Robbins Patent

Farmer's Club

T Acey's Improved Gang Saw Gage

Green's Plows

Latest Foreign Intelligence

A Watch Factory in Illinois

The Russian Telegraph

Loveland's Dough Kneader

Soper's Registering Micrometer Callipers

Prof. Mapes's Theory of the Progression of Primaries

Report on the French Exhibition

The Naval Race

Burnetizing Wood

Special Notice

Patent Office

Departments

  • Departments

    Correspondence

  • New Inventions

  • Notes and Queries

Purchase To Read More

Already purchased this issue? Sign In to Access
Select Format
February 17, 1866

Beyond XX and XY

Biology. Identity. Equality.