SA Supplements

December 1877

Volume 4, Issue 103supp

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Features

Diack's Excavator for Sinking Cylinder Foundations

J. Diack

Sea Sounding

Hardening and Tempering Steel

Joshua Rose

The Shipping of the World

Raising and Lowering Weights

The Institution of Civil Engineers

Subject for Papers.—Session 1877-78

Rock-Drilling Machine

John Darlington

Professor Rankine

Physical Society, London

Lessons in Mechanical Drawing

C. W. Maccord

On the Minute Measurements of Modern Science

Alfred M. Mayer

A Munificent Bequest

Fire Screens in Enameled Sheet Iron

The Cochrane Suit in a Nut-Shell

Rotating Teeth in their Sockets

J. N. Farrar

Lectures on Paralysis and Convulsions as Effects Of Organic Disease Of the Brain

C. E. Brown-Sequard

Improved Negative Retouching

G. Frank E. Pearsall

Aerial Photography

Photo Notes

Lichtdruck with Water Colors

Electrical Movements of Camphor on Water

P. Casamajor

Improvement in Carbon Printing

Violet Supplementary Light

Electric Illumination

The Flow of Natural Gas

Diamond-Bearing Sand

S. Meunier