Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Centennial Hall in Wrocław' has mentioned 'Steel' in the following places:
Occurrence Sentence Text Source
The dome itself is 23xc2xa0m (75xc2xa0ft) high, made of steel and glass.
In 1948, the composition of the Exhibition Grounds was supplemented with a steel spire designed by Stanisxc5x82aw Hempel, which was placed in the middle of the xe2x80x98forumxe2x80x99.