John Rylands Library never operated as such. A caretaker's house was incorporated in the building until it was demolished for the extension of 1969. Electric lighting was chosen as the cleanest and safest alternative to gas but, as the use of electricity was in its early stages, the supply (110 volts DC) was generated on-site. This took some years to achieve due to the inexperience of contractors, but the library became one of the first public buildings in Manchester to be lit by electricity and continued to generate its own supply until 1950. Champneys suggested that, in order to protect the books and
Rylands v Fletcher by "Rylands". Subsequently, "Transco" disapproved of the Australian decision in "Burnie Port Authority v General Jones Pty Ltd" to absorb "Rylands" into the general law of negligence, deciding that "Rylands" should continue to exist but, as Lord Bingham said, as a "sub-species of nuisance...while insisting upon its essential nature and purpose; and...restate it so as to achieve as much certainty and clarity as is attainable". It is now a sub-tort, rather than an independent tort; they have confirmed that it will be allowed to remain. Donal Nolan has argued that to consider "Rylands" as part of private nuisance is unsound.