The two-light bell openings were inserted in the 14th century.
In the top stage are two-light bell openings on each side.
In the upper stage are two-light bell openings with pointed heads.
In the upper stage are two-light bell openings on all sides.
On its west side is a clock face, and the top stage contains two-light bell openings.
On each side of the top stage is a two-light bell opening.
The top stage has two-light bell openings on each side.
In the top stage are pairs of two-light bell openings.
In its top stage are two-light bell openings with louvres.
The top stage contains two-light bell openings on three sides.