<  Back to Archive
SA Supplements Vol 56 Issue 1443supp

SA Supplements

Volume 56, Issue 1443supp

You are currently logged out. Please sign in to download the issue PDF.

Features

Pepper Cultivation in India

A Botanical Exploration of Cuba

A Great California Seed Farm

The Habitability of Mars

Leigh Page

The Value of Imported Gems

The Mechanical Sorting of Postal Packages

Mechanical Stokers

Edwin Fitts

New Views of the Constitution of Matter

F. C. Robinson

On Polonium and the Inducing Character of Radium

F. Giesel

The Transmission of a 23,000-Volt Direct Current over a Distance of Thirty-Five Miles

Emile Guarini

How to Embellish Cheap Furniture

Mortar

Totemism

A. C. Haddon

The Production of a Black Color on Brass

Erwin S. Sperry

Changes in Japanese Character Writing

The Serpollet Steam Automobile

Lime Culture in the West Indies

The Nernst Incandescent Lamp

The Roman Foot in Measuring

Proportions in Architecture

Engineering Notes

Trade Notes and Recipes

Trade Suggestions from United States Consuls

Selected Formulæ

Departments

Patents - August 29, 1903