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 division—that in the classification of a library it should be considered whether the scope of the collection is special or general. In arranging a mere collection of Law Books it would be proper to commence with works treating of the general principles of Jurisprudence. In arranging a great library, regard must be had to the harmonious connection of the parts, and accordingly the Museum arrangement commences with Ecclesiastical Law as the natural sequel of Theology. Bulls, Councils, Canon-Law and Modern Church-Law introduce the great section of Roman Law. Oriental Law follows, the Laws of the Continental Nations succeed in the order previously explained, and thus room is only found for General Jurisprudence at a comparatively late period, at the beginning of the numeral series 6000. It brings after it such minor subjects as Prison-Discipline and Forensic Medicine. The remaining space of the section is occupied by the Law of the English-speaking nations, which requires most minute subdivision.

Next to Divinity and Law, the third rank among the pursuits of the human mind was anciently assigned to Medicine. We have learned to recognise that Medicine, however practically important, ranks scientifically only as a department of Biology. The next section, accordingly, commences with general Natural History, continuing through the natural kingdoms of Botany, Geology, and Zoology, including Veterinary Surgery, with their appropriate subdivisions, and then