Barr, W: Practical Treatise on the Combustion of Coal (Class

Excerpt from A Practical Treatise on the Combustion of CoalIt 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, enclosed in brackets, occur throughout the text, they refer to the publications corresponding to the numbers as given below.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.