A Practical Treatise on Gas-light: Exhibiting a Summary Description of the Apparatus and Machinery Best Calculated for Illuminating Streets, Houses, and Manufactories, with Carburetted Hydrogen, or Coal-Gas, with Remarks on the Utility, Safety, and General Nature of this new Branch of Civil Economy.
Arrival at the Fort of the Mountains--Description of this Post--Some Details in Regard to the Rocky Mountains--Mountain Sheep, &c.--Continuation of the Journey--Unhappy Accident--Reflections--News from Canada--Hunter’s Lodge--Pembina and Red Deer Rivers 357