SA Supplements Vol 28 Issue 714supp

SA Supplements

Volume 28, Issue 714supp

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Features

The Krupp Monument in Essen

Cognac and its Working Classes

Report of Consul Earle

On the Observation of Sudden Phenomena

S. P. Langley

Wire Cables

The Sorbonne, Paris

How Salt is Made

Members of the Royal Society

The New Buildings of the Sorbonne, Paris

Armor Plate

Tractive Power of Locomotives

Improved Rollers

Determination of the Thickness of Cover Glasses on Mounted Microscope Slides

Detection of Mercury in Minerals

Alexander Johnstone

Electro-Dynamic Repulsions and Rotations

Cable Telegraphy

Patrick Bernard Delany

The Dwarf Trees of Japan

The Sugar Cane Disease

On the Occurrence of Paraffin in Crude Petroleum

E. A. Partridge

A Petrified Forest in Arizona

Saccharification by means of Diastase

Hydroquinone as a Developing Agent

J. Wilson Swan

Improvements in the Manufacture of Starch, Dextrin, and Grape Sugar

Absorption of Hydrogen by Metals

Useful Engineering Books

The Terrestrial Origin of the Oxygen Rays in the Solar Spectrum

J. Janssen

Building Plans and Specifications

Crystalline Tanghinine from the Tanghinia Venenifera of Madagascar

M. Arnaud

Departments

Patents- September 7, 1889