Jocelyn : opéra en 4 actes d'après le poème de Lamartine / par Armand Silvestre & Victor Capoul ; musique de Benjamin Godard.

Libretto.
Half t.p.: p. [1]; t.p.: p. [3]; "Personnages": p. [4]; text: p. [5]-60.
The singers listed under "Personnages" are, for Brussels (28 Febrary 1888): MM. Engel and Seguin, Mme Caron, Mlle van Besten, MM. Vinche, Isnardon, Rouyer, and Frankin, Mlle Storell, Mme Grandubert, and Mlle Legault; and for Paris (12 October 1888): MM. Capoul and Couturier, Mmes Marg. Gay and Hausmann, MM. Joanesmaire, Balanqué, Badiali, and Ferrand, Mmes Balanqué, Page, and Lina Bell.
Possible 1st ed.