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How a Ship is Built

Machine Tools

The Growth of Invention in Cycles

Hult's Rotary Engine

Progress of Work on the Panama Canal

Reversing Steam Turbines

Engineering Notes

Selected Formulæ

Miscellaneous Notes

Black Print Processes

By Albert E. Guy

The Gobelins Manufactory at the Exposition of 1900

Nocturnal Photographs of the Eiffel Tower

Instinct and Intelligence in Animals

An Electric Curve Tracer

For Delineating the Forms and Phases of Periodic Electric Quantities, Viz., Electric Currents, Electromotive Forces, Electric Power and Magnetic Induction, also for Tracing Hysteresis Curves. '

By Edward B. Rosa

Report on the Bubonic Plague in Bombay

A Representation of the Crucifixion

Jesup Expedition Collections

The American Exploration of Corinth

The Emperor of Annam as a Bicyclist

An Interesting Monster

By Charles Stewart



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    March 12, 1898

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