James B. Eads

The Fish Torpedo

The Maxim Gun

The Berthon Pontoon Bridge

Apparatus for Measuring Bridge Deflections

Limiting Numbers of Teeth

George B. Grant, Boston

Invention of the Turbine

Management of Boilers

Slag Cement

Glass

Improved Petroleum Burner

A Review of Recent Bleaching Processes

Construction and Operation of Dynamo Electric Motor Systems

The Electro-Osteotome

Electric Welding

Climate in its Relation to Health

Lecture I.

Heat Conductivity of Metals

Shade and Ornamental Trees

Forced Lily of the Valley

Knights of Tyranny

Analysis of Shot