barcarole:Dvořák’s autograph of Jirka’s aria in Act One Já ubohej ovcácek from the opera Čert a Káča
barcarole:Dvořák’s autograph of Jirka’s aria in Act One Já ubohej ovcácek from the opera Čert a Káča (The Devil and Kate), Op. 112; dated June 26, 1899. -- source link