| Composer: |
Giacomo Puccini |
| Music title: |
Tosca (1900) |
| Librettist: |
Giuseppe Giacosa |
| Librettist: |
Luigi Illica |
| Work definition: |
Melodramma in three acts |
| After: |
After the play 'La Tosca' by Victorien Sardou |
| Language: |
Italian |
| World premiere: |
14 January 1900, Teatro Costanzi, Rome |
| ROH premiere: |
12 July 1900, Grand Opera Syndicate Limited |
| ROH company premiere: |
18 November 1950, Covent Garden Opera Company, Royal Opera House, Covent Garden, London |