Most collectors at that time would still follow the principle established by medieval libraries, and canonised by the Frankfurt Book Fair catalogues, of ranging books according to their scholarly faculties. Theology would be placed first, then jurisprudence and medicine, with literature, philosophy and science normally consigned to a compendious miscellaneous category. This would remain the predominant mode of organising books and catalogues into the eighteenth century

Andrew Pettegree, Arthur der Weduwen, The Library- A Fragile Hist…, loc. 210