Science and Invention, vol. 12, no. 9, January 1925

This issue is composed of the following stories and articles, some of which go unattributed on the table of contents:

Editorial
By H. Gernsback

The Snow Burner
A Sailless, Engineless Ship
English Tidal Power Scheme
Dante's Inferno in the Movies

Little Known Facts about Dirigibles By W. P. Sullivan

The Dirigible of the Future

Movable Organ Keyboard By A. P. Peck

Unique Clocks
Burning Oil Forms Defense
Retort Cleans Engine Oil Building Bridges

Magic for Everybody
By Prof. Joseph Dunninger

Death Ray in Movies

The Living Death
By John Martin Leahy

Models of Famous Inventions
By Walter Sonneberg

Dr. Hackensaw's Secrets
By Clement Fezandié

Science Pictorial

The Path of the Solar Eclipse
By Isabel M. Lewis, M.A.

How to View the Solar Eclipse
By Donald H. Menzel, Ph.D.

Mystifying Jugglers' Tricks
The Radio Knife Explained
More Gambler's Tricks Exposed

Science Odds and Ends
By Dr. T. O'Conor Sloane

Science Problems and Puzzles
By Ernest K. Chapin

Breakfast Nook Furniture
By William Butterfield

Nature of Heat in Experiments
By Raymond B. Wailes

Steam Driven Model Boat
Cloud Filter
Amateur Surveyor's Transit
Tool Set From Old Files
Drill Press

How-To-Make-It Department—$30.00 in Prizes

Round the World Relay
Nauen Radio Station
Radio Pictorial

An Ultra Super
By. R. W. DeMott

A New Distortionless Amplifier

A Remarkable Six Tube Receiver
By Grandon Lyons

An Improved Super-Het
By H. Winfield Secor

A Page for the Novice
Radio Oracle
Latest Patents Scientific Humor—Prizes for Best Jokes
The Oracle Awards in $1,000 Monthly Contest

Patent Advice Edited by A. P. Peck

Radio Wrinkles
Edited by Leon L. Adelman

Motor Hints