Technology & Engineering

The Wright Brothers' Engines and Their Design

Gas and Oil Engines, Simply Explained

On the Origin of Clockwork, Perpetual Motion Devices, and the Compass

Dynamite Stories, and Some Interesting Facts About Explosives

Stewards of Eden

Restless Devices

Transhumanism and the Image of God

Shaping a Digital World

A Text-book of Paper-making

Handbook of Railroad Construction; For the use of American engineers

The A B C of Mining: A Handbook for Prospectors

The Story of the Atlantic Cable

Unconventional Resources in the Oil and Gas Industry

The Radio Amateur's Hand Book

Direct Conversion of Energy

The American Electro Magnetic Telegraph

Lessons in Wireless Telegraphy

The Miner's Friend; Or, An Engine to Raise Water by Fire

T.O. 21M-LGM25C-1

Artificial and Natural Flight