
Recent Experiments on the Nature of Magnetism

Recent Experiments on the Nature of Magnetism

The Barossa Dam, Southern Australia

Foreign Automobile Trucks

A New Belgian Process of Manufacturing Weldless Chains

The Viaduct of Fades

Wireless Telegraphy Experiments at the Eiffel Tower

A Tachometric Watch for Bicycles and Other Vehicles

Electrical Radiators

The Isophone

An Interesting Producer-Gas Plant

A New Type of Rotary Pump

A New Process of Testing Lubricating Oils

The Turbine-Driven Steamer "Manxman"

The Bioscope--An Instrument for the Study of Insect Life

New Apparatus for Charging and Discharging Gas Retorts

The Registration of Meteorological Phenomena in Lapland

Portable Electric Searchlight Plant for the British War Office

Penetration of Mercury by Seed Radicels

Electric Welding

The Verant: A New Device for Viewing Photographs

The Siemens-Schuckert Continuous Current Wattmeter

The Camera Book

A Novel Respiratory Apparatus

A New System for the Protection of Trains by Engine-Cab Signals