Excerpt from A Practical Treatise on the Combustion of Coal
It will be observed there are repetitions here and there through the book, these serve mainly as illustrations in the papers or lec tures quoted from, so that it did not seem desirable to break the connection and re-write the sections containing them.
Among the works consulted and quoted from, are the following, arranged in alphabetical order, and numbered. Wherever numbers, enclose...
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