Report on the coal gas supplied to the City of London : with examples of the injury done to books, &c., by the products of its combustion / by Henry Letheby.
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Report on the coal gas supplied to the City of London : with examples of the injury done to books, &c., by the products of its combustion / by Henry Letheby. Credit: This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.. Public Domain Mark