Skip to main content
SA Supplements Vol 23 Issue 591supp

SA Supplements

Volume 23, Issue 591supp

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

Features

The German Emperor's Ninetieth Birthday

William Ripley Nichols

Member of the Boston Society of Civil Engineers

George F Swain

William Denny

The Great Egyptian Water Works

A New Automatic Compressed Air Car

A Steam Propelled Torpedo

Stiffened Suspension Bridges

Girders and Beams

Magazine and Repeating Rifles

Principles and Practice of Ornamental Design

Lecture IV

Lewis Foreman Day

The Havre Maritime and International Exhibition

The Telephone and Photophone

A. Graham Bell

Electrolysis of Copper and Zinc

Alexander Shand

The Conduction of Electricity by Gases at high Temperatures

Life Energy, or the Dynamics of Health and Disease

Nathl Alcock

Separation and Estimation of Boric Acid

F. A. Gooch

Analysis of “Pure Zinc” Made by the Bertha Zinc Company, Pulaski County, Virginia

G. B Bird

The Great Refractor of the Vienna Observatory

A Card—Correction of Estimate of Cost

Departments

Patents - April 30, 1887