I hope all is good here, please let me know.
https://librivox.org/uploads/lynnet/adramaticevening_narrator_bangs.mp3 36 seconds
I thought it was a little short. You're missing the DOT ORG in the introduction.
The narrator reads all the stage directions not assigned to the cast in addition to the intro and outro.
You would start with
and bolded bit below:The scene is placed in the drawing-room of Mr. and Mrs. Thaddeus Perkins, of New York. The time...
etc.Perkins. Third row; and, by Jove! Bess (looking at his watch), we must hurry. It is getting on towards eight now. The curtain rises at 8.15.