This sweet story [of Thais] has been adapted to the lyric staged by Louis Gallet, while Massanet wrote the music, and it was brought out at the Paris Grand Opera in 1894. The libretto was published by Calmann Levy in the same year. (12mo., x-45pp.).
With an English translation prior to 1920:
Thais: Lyric Comedy in Three Acts and Seven Scenes Herbert Clarke, 1920. Trade Paperback. 12mo - over 6¾" - 7¾" tall. Very Good / No Jacket. Item #L011308
VG in wraps (slight sunning/fading/browning to wraps). Tall 12mo 56 Libretto for the Massenet opera, written after the Anatole France romance. 'Translation authorised by Messrs. Calmann-Levy' (title page). Likely a reprint edition, No date, ca 1920.