Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Cologne Cathedral' has mentioned 'Limestone' in the following places:
Occurrence Sentence Text Source
These include the high altar with an enormous monolithic slab of black limestone, believed to be the largest in any Christian church, the carved oak choir stalls (1308-11), the painted choir screens (1332-40), the fourteen statues on the pillars in the choir (c. 1300), and the great cycle of stained-glass windows, the largest existent cycle of early 14th century windows in Europe.