circular file
round file

Now 72, he has written (or published; who knows what went into the circular file?)

And the stack of carefully written policy statements and surveys will end up in the circular file.

But then they put it in the circular file.

Wilbur dropped it in the circular file and examined the rest of the mail.

One was torn in half and deposited in a circular file.

Makes you wonder if there's anything else buried in the circular files of labs around the world.

That answer, of course, was the kiss of death, and the recipe found its way to the circular file.

Mr. Baron politely stuffed the ideas in the circular file.

Even if I got one I'd put it in the circular file.

Herb or Bill would simply have dropped his letter in the circular file.