Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Royal Exhibition Building and Carlton Gardens' has mentioned 'Timber' in the following places:
Occurrence Sentence Text Source
Composed of brick, timber, steel, and slate, the Exhibition Building is representative of the Byzantine, Romanesque, Lombardic and Italian Renaissance styles.
The dome was formed using cast iron and timber frame and has a double shell.
Renovations include the timber flooring, building services, externals, and stonework.
Most timber staircases have been replaced by concrete for safety also, though the site has continued to be very authentic through all renovations.
Conservation work has recently been undertaken on the buildingxe2x80x99s dome and structure, the external joinery and stonework, and timber floors.
Prompted by fire safety concerns, most of the original timber staircases were replaced by concrete early in the 20th century, an acceptable risk-sensitive reduction in material authenticity.