The Black Diamond, opening hours

_{The library is always closed on Christmas Eve, Christmas Day, Boxing Day, New Year's Eve and New Year's Day.
The Research Reading Room and Library Guidance are closed the day after Ascension Day, on Constitution Day and December 23.} 

_{On Sundays and public holidays: Study reading rooms are open. The Old Reading Room is open upon presentation of an exhibition ticket, but is not open to students.}