SA Supplements Vol 13 Issue 319supp

SA Supplements

Volume 13, Issue 319supp

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Features

High Speed Steamships

Improved Fuel Feeders

High Pressure Filtering Press. —System of Bertin-Godot

Quartz Crushing Machinery

Gold Mining

Electric Exploding Apparatus for Mining Purposes

Equipotential Law Followed by Nobili's Rings

Practical Notes of Plumbing

P. J. Davies

A Curious Craft

The Optical Requirements for Photographing on a Scale of Nature

The Great Wall of China

Winchester Cathedral

Pistachia Gum

Mercury Intensifiers

Cosmo I. Burton, Arthur P. Laurie

Lifting Tackle

Knots and Splices

Detection of Gold

Oil Adulteration

Meiso

D. P. Penhallow

Resistance of Grape Vines to Phylloxera in Sandy Soil

Lycopodine, the First Alkaloid of the Vascular Cryptogams

Karl Boedeker

The Cultivation of the Ramie Plant

Cotton and its Future.—An Opportunity for Invention

Areas of Inland Waters

Dredging in the Mediterranean

On the Cause of the Arid Climate of the Western Portion of the United States

C. E. Dutton

Departments

Patents