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Features

The Proposed New Waterway in Canada

A Word to Aeroplane Builders

Storage of Coal Under Water

Naval Programme for 1911

Electricity

Engineering

The Bursting of a Water Tank and Its Effect

Some New American Aeroplanes

A Novel French Aeroplane

The Speed of the “Mauretania”

Auroras: Some Recent Theories

Making the Eye of Science

By C. H. Claudy

Excavations at Jericho, Palestine

By Harold J. Shepstone

A Simple Method of Measuring the Speed of Photographic Shutters

Handy Man's Workshop

A Substitute for Tinfoil in Leyden Jars

By I. J. Kavanaugh

Ways to Brace Poles for Private Telephone Lines

By Thaleon Blake

Gage for Augers

By L. G. Handy

The Driving of a Nail

By W. D. Graves

Scroll-Saw Guide

By K. Parkhurst and W. Parkhurst

Departments

  • Departments

    Correspondence

  • Recently Patented Inventions

  • New Books, Etc.

  • Notes and Queries

  • Index of Inventions

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June 05, 1909

Think Outside the Gift Box