Lenoir's Petroleum Engine

Water Pipes

Steel Faced Armor Trials

Galvanized Steel Plate Buildings

Improved Wool Washing Machinery

A Jubilee Steam Lifeship

On Red and Purple Chloride, Bromide, and Iodide of Silver; On Heliochromy and on the Latent Photographic Image

Photobromide of Silver

The Part that Electricity Plays in Crystallization

The Waterhouse Standard Ammeter

Reckenzaun's Secondary Battery

Plant Analysis as an Applied Science

Oxalic Acid for the Separation of Various Metals

The Flow of Solids, or Liquefaction by Pressure

Views on the Canadian Pacific Railway

Physics without Apparatus

An Arctic Steamer

Electro Plating with Aluminum

Temperature in Relation to Fish