Schedule C
https://www.musicalartists.org/contracts-and-agreements/schedule-c/powder-her-face/

Powder Her Face

Composer:
Thomas Adès
Original Language:
English
Librettist:
Philip Hensher
Description:
Opera in Two Acts
Notes:

based on scandal and gossip about Margaret, Duchess of Argyll

Time:
20th Century
Place:
English hotel and country-house
Role Voice Part Classification
Duchess Soprano L
Maid/Confidante/Waitress/ Mistress/Rubbernecker/ Society Journalist Soprano L
Electrician/Lounge Lizard/ Priest/Waiter/ Rubbernecker/Delivery Boy Tenor F
Hotel Manager/Duke/ Laundryman/Judge/ Other Guest Bass F
all combined roles are designated in the score to be performed by the same artist
 
Minimum Chorus:  No chorus