SA Supplements Vol 86 Issue 2228supp

SA Supplements

Volume 86, Issue 2228supp

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Features

Problems of the Pacific

Future Commercial Policy In View of Past History

R. F. Irvine

Cost of Carriage of Passengers in Ships

Small Weights on Big Scales

Deck Sheathing

“Laying down” a Ship

Damascene Steel

Restoring Books and Papers Injured by Fire

Photographic Spectra of Meteorites

Modern Aeronautics—III

A Review of Some Outstanding Problems

W. F. Durand

A New Method of Creosoting Lumber

Norwegian Water Power

Side Lights on the Coffee Industry

Facts and Scenes from Central America

Hamilton M. Wright

New Potash Deposits

Canoes of East Africa

Substitutes for Deficient Metals in Germany

Sulpho-Calcic Solution for Grapevine Parasites

Anthropology as a Corrective of Provincialism

John R. Swanton

Wake-Stream and Suction

An Important Problem in the Navigation of Vessels

C. H. Holst

The Preparation of Helium

The Blue of the Sky

And Other Phenomena of Molecular Diffusion

Charles Fabry

Proposed Cross-Channel Train Ferry

Electric Power in Lancashire

Influence of the Chemical Composition and Heat Treatment of Iron Alloys on their Magnetic Properties, Specific Resistance, and Density