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Features

Machine for Branching Artificial Flowers

Waste Not--How Small Things are Utilized

Repaired Boilers

To Wash Leather Gloves

By Reimann

Laying Cast Iron Pipes Under Water

Self-Moving Anchor for Steam Cultivation

Milk--From the Depot to the Consumer

WRITTEN FOR THE SCIENTIFIC AMERICAN BY A MILKMAN.

On Chromium

By Charles A. Joy

The Progress of the Physical Sciences in the Year 1869

Specialistic Journalism

American Aeronautics--A Flying Ship to be Built

Pumping Down Buildings

Silvering Mirrors

Correlation of Vital and Physical Forces

ABSTRACT OF A LECTURE DELIVERED BY PROF. G. F. BARKER, BEFORE THE AMERICAN INSTITUTE, DEC. 31, 1869.

By G. F. Barker

Answers to Correspondents- January 15, 1870

Recent American and Foreign Patents- January 15, 1870

Under this heading we shall publish weekly notes of some of the more prominent home and foreign patents.

United States Circuit Court--Southern District before Judge Blatchford

RIVAL SEWING MACHINES—INFRINGMENT—PRACTICE.

Applications for Extension of Patents- January 15, 1870

Official List of Patents- January 15, 1870

Issued by the United States Patent Office. For the week ending Jan. 4, 1870. Reported Officially for the Scientific American.

Departments

  • Letters

    Correspondence- January 15, 1870

  • Recommended

    New Books and Publications- January 15, 1870

  • Departments

    Business and Personal- January 15, 1870

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Science or SciFi?

Science or SciFi?

Vanishing Particles. Spooky Action.