The extension can become confused with or take the place of the process described.
The extension will take effect in the 2007-8 season.
Spread is slow and extension may take place over a period of months, even years.
The last extensions to the building took place in 1876.
A major extension took place in 1982 when new science labs and a sports hall were built.
Further extension and additions took place until the church achieved its present form in 1906.
In 1958 an extension to the school took place and the main building was considerably enlarged.
Later extensions would take the road to and beyond Worcester.
There appears to be no clear account of when the main extension to the church (listed as 1845 above) actually took place.
When this additional space was also full, the final extension, in the form of the fifth section, took place between 1827 and 1863.