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ridge ribs. The chapter house structure has been added after the erection of the choir, as is evident from the portion of the original exterior base of the choir which still exists in the south-west angle of the interior of the chapter house adjoining the door (see Fig. 972). From the style of the design, this structure was probably an early addition. The upper
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Fig. 971.—Dunkeld Cathedral. Chapter House from North-West.
chamber over the chapter house is doubtless later. The staircase leading to the upper floor is inserted in the south-west angle and projects into the chamber,[1] and cuts through the groined ceiling (see Fig. 972).
The heightening of the chapter house was apparently carried out by
- ↑ The steps of the wheel stair, which exist, have been accidentally omitted in the Plan.
