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The Page Patents

Patents for Not Inventing

Honors to an Inventor

The Electric Railway an American Invention

Legislating on Color Blindness

Prof. Tice's Theory of Cyclones

New Atlantic Seaport in France

By George L. Catlin

New Draughtsman's Easel

Mechanical Inventions - May 29, 1880

New Method Of Operating Mining Pumps

New Refrigerating Cover

Agricultural Inventions - May 29, 1880

New Self-Locking Hook

American Industries.--No. 43

The Manufacture of Stoves, Ranges, and Heaters

Apparatus for Registering Solar Radiation

Apparatus for Recording Earthquake Movements

Miscellaneous Inventions - May 29, 1880

New Sporting Gun

The Painted Turtle

By C. Few Seiss

The Decorating Spider Crab

By A. W. Roberts

Natural History Notes

Recent Decisions Relating to Patents, Copyrights, Etc - May 29, 1880

Supreme Court of the United States

Communications Received - May 29, 1880

Departments

  • Departments

    New Inventions - May 29, 1880

  • Notes and Queries - May 29, 1880

  • Business and Personal - May 29, 1880

  • Index of Inventions - May 29, 1880

  • New Books and Publications - May 29, 1880

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May 29, 1880

Beyond XX and XY

Biology. Identity. Equality.