John Rylands Library library became one of the first to collect historical family records. Librarians at John Rylands before its merger include Edward Gordon Duff in 1899 and 1900 and Henry Guppy between 1899 and 1948 (joint Librarian with Duff until 1900). Duff was responsible for the original library catalogue, compiled between 1893 and 1899: "Catalogue of the Printed Books and Manuscripts in the John Rylands Library, Manchester"; ed. E. G. Duff. Manchester: J. E. Cornish, 1899. 3 vols. The cataloguing of the books was done by Alice Margaret Cooke, a graduate of the Victoria University. Dr Guppy began publication of the "Bulletin
Rylands Library Papyrus P52 Deansgate building. Although Rylands formula_1 is generally accepted as the earliest extant record of a canonical New Testament text, the dating of the papyrus is by no means the subject of consensus among scholars. The original editor proposed a date range of 100-150 CE; while a recent exercise by Pasquale Orsini and Willy Clarysse, aiming to generate consistent revised date estimates for all New Testament papyri written before the mid-fourth century, has proposed a date for formula_1 of 125-175 CE. But a few scholars say that considering the difficulty of fixing the date of a fragment based solely on paleographic