. . . . . . . . "The walking delegate a comic opera"@en . . . . "Ancestors of King-Ki-Too"@en . "Ancestors of King-Ki-Too" . "The walking delegate : a comic opera" . "The walking delegate; a comic opera"@en . . "Koreans"@en . . "Koreans" . . "The walking delegate, a comic opera"@en . . .