It certainly sounds rather diverting.
From a list of gramophone records:—
"Nothing could seem easier in the wide world than the emission of the cascade of notes that falls from the mouth of the horn—which might indeed be Tetrazzini's own mouth."
"The diameter of my own gramophone horn is eighteen inches," writes the sender of the extract.
"THE ROAD TO VICTORY."
GERMANY. "ARE WE NEARLY THERE, ALL-HIGHEST?"