The Channel Steamer Paris

Eads' Ship Railway

Submarine Excavations in Sand

On Wool and Fur, modes of Cleansing them for the Textile Industry, and on a New Process Recently Patented by Messrs. Singer & Judell

The Determination of a Ship's Course at Sea

Explosives

The Removal of Roof Water from Buildings

The Fine Arts and Liberal arts Galleries, Paris Exhibition

The Phonopore

Washing out the Organism in Cases of Poisoning

The East African Mud Fish

(Protopterus annectens Ow.)

How Rain Is Formed

A Simple Acid Pump

A Valuable Blue Rediscovered

Building Plans and Specifications

Useful Engineering Books