The substance of the following pages was originally comprised in a series of Letters from Canada to a friend in London, who was desirous of obtaining all the authentic information possible on a subject on which so little appears to be generally known.
The use of Asbestos in the arts and manufactures is now rapidly assuming such large proportions that, it is believed, it will presently be found more difficult to say to what purposes it cannot be applied than to what it can and is.
Under these circumstances, although much of the information here given is not new, but has been gathered from every available source, it is hoped that the compilation in its present shape may be found acceptable.
R. H. J.
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