"Con che tenorita": With Gluck's "Orfeo" (del Globo) and Handel's "Serse" (Avenida), "Gli Operai" dedicate their fortnightly meeting to an examination of title roles regained for the tenor repertoire ("Che faro senza Euridice", "Ombra mai piu"). With Luigi Speranza at the piano. 5 pm. St. Michael Hall, Calle 58, No. 611, La Plata.