The unique revolving double-stage developed and patented by Gustave Garnier in 1905 was installed in 1921.
Source: https://www.artlyriquefr.fr/dicos/Lyon%20Opera.html
The unique revolving double-stage developed and patented by Gustave Garnier in 1905 was installed in 1921.
Source: https://www.artlyriquefr.fr/dicos/Lyon%20Opera.html