Henry I of England, Duke of Normandy, added an octagonal stone keep to the motte.
There is low octagonal stone Font, now standing within the modern dais toward the north-eastern end of the Nave.
The octagonal stone font dates from a similar period.
A simple cupola springs from the octagonal stone drum and is of light construction similar to most mosques in the Levant.
The font is a plain octagonal stone, thickly colourwashed, with a moulding of the 13th century at the top and another at half height.
The first incarnation was approved by a 1925 student committee, and was an "octagonal deep blue stone held in place by four corner prongs."
They jumped on him and repeatedly struck him on the head with the five-pound octagonal stones used by the Parks Department to pave walking paths.
It conists of an octagonal stone with carvings on the sides, and a socket on its top.
The octagonal stone font dates from the 15th century and is in English Gothic Perpendicular style.
The foundation is an octagonal stone decorated with carvings.