The Various Types of Gas Lamp
Their Comparative Practical Efficlency
Volume 67, Issue 1745supp
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Features
New Solvent for India Rubber
Apparatus for Aerial Photography
Bellini-Tosi System
A Method of Directing Hertzian Waves
The Mortality Rate in Dusty Trades
A Novel Railway Ticket Printer
A Machine which does away with Large Stocks of Tickets
Some useful Lessons of Limewater
A Few Chemical Facts for the Engineer
Sense of Smell in Flies
A New Method of Housekeeping
The Fick Apartment House of Copenhagen
An Automatic Gate for Crossings
A Device that Takes the Place of Hand-Operated Gates
Watercress Culture in France
A Picturesque Industry
Fire-Resisting Building Materials
A Study of their Qualities
Curious Properties of Numbers
The Coal-Tar Dye Industry
Its Wonderful Rise and its Importance
The German Military “Zeppelin I.”
Detailed Description of the Remodeled Third Airship of Count Von Zeppelin
The Yielding of the Earth to Disturbing Forces
The Status of the Water-Tube Boiler
A Review of its Various Forms