A Swedish Challenge for the Cup - p254

doi:10.1038/scientificamerican10121907-254

PDF (168 KB)

Ambitious Scheme of Electrification - p254

doi:10.1038/scientificamerican10121907-254a

PDF (168 KB)

Our Stupendous Railroad System - p254

doi:10.1038/scientificamerican10121907-254b

PDF (168 KB)

The Formula and the Testing Machine - pp254 - 255

doi:10.1038/scientificamerican10121907-254c

PDF (250 KB)

How to Prevent Failure in Concrete Construction - p255

doi:10.1038/scientificamerican10121907-255

PDF (111 KB)

The Electrical Show at Madison Square Garden - p255

doi:10.1038/scientificamerican10121907-255a

PDF (111 KB)

The So-Called Hypnotic Influence of Snakes - p255

Thomas C. Butten

doi:10.1038/scientificamerican10121907-255b

PDF (111 KB)

A New System for the Fixation of Atmospheric Nitrogen - pp256 - 257

F. Savorgnan Di Brazza

doi:10.1038/scientificamerican10121907-256

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Why the Quebec Bridge Failed - pp257 - 258

doi:10.1038/scientificamerican10121907-257

PDF (311 KB)

The Gammeter Orthopter-A Beating-Wing Flying Machine - p258

H. C. Gammeter

doi:10.1038/scientificamerican10121907-258

PDF (489 KB)

A Strong Home-Made Turnbuckle - p259

L. W. M'Caughrey

doi:10.1038/scientificamerican10121907-259a

PDF (178 KB)

War Cars, Ancient and Modern - pp260 - 262

C. Field

doi:10.1038/scientificamerican10121907-260

PDF (730 KB)

Blood Pressure and Mental Conditions - p262

doi:10.1038/scientificamerican10121907-262

PDF (215 KB)

A Universal Astronomical Clock - pp262 - 263

Alfred Gradenwitz

doi:10.1038/scientificamerican10121907-262a

PDF (452 KB)

Gas and Coke from Crude Oil - p263

Willam H. Knight

doi:10.1038/scientificamerican10121907-263

PDF (269 KB)