It made me think of when I was a kiddie and used to watch the cuckoo clock to see the bird come out.

But there wasn't even a bird came out of that door," continued Elfreda gloomily.

"People passed up and down the hall, and every once in a while a man would walk right into the place without knocking, or seeing the clerk, or anything else.
"After I had sat there for at least two hours, I made up my mind to go in even if I were ordered out the next minute.

I marched up to the door and opened it and walked into the office.

There was no one in sight but a young woman who was putting on her hat.