‘Berenice, ove sei? ... Ombra, che pallida’, ‘Scena ed Aria’ from Lucio Vero. Copy, ‘scored’ by W.G. Cousins and in his autograph; 1867. ff. 7 238 x 334mm. Christoph Willibald von Gluck, composer: Sir William George Cusins, composer: Apostolo Zeno, librettist and poet: 'Berenice, ove sei? . ....