In 1954 the roof over the north reading room was replaced.
The roof has been replaced as a result of a fire in 1893.
A new roof of this area was replaced two years later.
The entire roof was replaced during the 06-07 school year.
Two roofs have been replaced and a third is to be done in the spring.
The entire roof of the church was removed and replaced in 1976.
The roof was replaced and windows inserted in the 16th century.
Following a major fundraising effort, the roof was replaced in 2009 at a cost of some £90,000.
In addition, the entire roof of the magnificent structure was replaced.
The inflatable roof was also replaced in 1999 at a cost of $14 million.
