Home› Librettists› Giovanni Palazzi Librettist · Catalogued Works Giovanni Palazzi 2 opera libretti catalogued, listed by date of premiere. Complete Catalogue of Libretti by Giovanni Palazzi 1718 Armida al campo d'Egitto by Antonio Vivaldi, 1718 Antonio Vivaldi Italian 1720 La verità in cimento by Antonio Vivaldi, 1720 Antonio Vivaldi Italian