the other consideration appeared more worthy and more reasonable; and thus it came about, that the great resanitation project not only cleared its own cost, but by a further protraction of the trust, which carried it far into the twentieth century, it extinguished also the considerable antecedent debt of the city.
Leaving now the modes of finance, let us turn to the other modes of our great work. The trust encouraged originality of idea, and both invited and rewarded new suggestion on every hand, as was only fitting, in an era of quite new conditions, which it was itself busily opening. Amongst the very first questions encountered was that of the new foundation; and happily it was here decided to eject entirely the old and fetid soil, and reconstruct the city over a clear and roomy subterranean, where all the advancing art or science of the future, in lighting, sewerage, water-supply, and applied energy in general, might be accommodated with full and undisturbed, as well as undisturbing, play. Getting thus healthfully rid of the whole poisoned old subsoil was further convenient in placing the central city of the future upon one level. The lofty and spacious subterranean, which was quite a feature of the new plans, and became a chief advantage and facility of after city life and business, was due to a practical consideration that, however cramped we might be for side room, there was unlimited space at disposal both beneath towards the earth's centre and above towards the heavens.
All this great mass of ejected soil proved a con-
