I don't know, but the fella who used it before, he couldn't see too good. He just shoot where he hear somebody talk.
8 seconds sound clip from the El Dorado (1966) movie soundboard.
You can hear this line at 00:45:59 in the Blu-ray version of the movie.
Quote context
[...]
- An old friend of mine. A gunsmith.
- What brings you around here?
- Well, I'm looking for a gun for a fella that can't shoot. Can you help us out?
- Yah. I think I got just the gun you're looking for.
- Wow! How wide will that shot spread? I mean, how big a pattern?
- Four or five boxes ought to be enough.
- Good. Well, looks like what you need.
[...]