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Games Among Criminals and Savages

By Lombroso

Armor of Charles V. in the Royal Armory at Madrid

The Hasselmann Pickling Process for Mine Timber

The Salamander

How to Grow Mushrooms

Superstitions about Iron

Selected Formula

Electrical Notes

Engineering Notes

“The Monument to the Dead”

Roentgen Rays

By W.C. Roentgen

The Engineer and his Work'

By Charles Wallace Hunt

Rapid Mounting of a Locomotive

A Gigantic Photographic Apparatus

The Origin of the Spring Balance

Submarine Cable Grapnels

By Charles Bright

An Outline Of The History Of Geological Societies in America

By John J Stevenson

Okes and Stubbs' Expansion Steam Trap



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