John Rylands Library pitched roof over its reinforced concrete roof. Champneys designed a pitched roof but Mrs Rylands was advised that an internal stone vault would reduce the fire risk and it was not built. The £17 million project was completed by summer 2007 and the library reopened on 20 September 2007. By the nineteenth century Manchester was a prosperous industrial town and the demands of cotton manufacturing stimulated the growth of engineering and chemical industries. The town became 'abominably filthy' and was 'often covered, especially during the winter, with dense fogs ... there is at all times a copious descent of soots
John Rylands Library has a crypt above which the building has two unequal storeys giving the impression of three. The ornate Deansgate facade has an embattled parapet with open-work arcading under which is a central three-bay entrance resembling a monastery gatehouse. Its two-centred arched portal has doorways separated by a trumeau and tall windows on either side. Above the doors are a pair of small canted oriel windows. Surfaces are decorated with lacy blind tracery and finely-detailed carving. The carving includes the "J. R." monogram, the arms of Rylands, the arms of Rylands' native town, St Helens, and those of five English, two