Well, I don't know much about pipe organs.
4 seconds sound clip from the Fugue in C Minor (Suspense) classic radio play.
You can hear this line at 00:13:13 in the radio play.
Quote context
[...]
- What's that note? That note makin' that funny noise?
- It's Mama! That's where Mama is! She's calling for us!
- Now don't be silly. I'll just hit the key a few times and it'll stop.
- You've heard these ciphers before, haven't you, Miss Peabody?
- Well, I don't know much about pipe organs.
- It's a common technical occurrence, but very annoying of course.
- Oh, hush, dear. Your papa will fix it.
- She won't let him because... he killed her!
[...]