It just occurred to me, Marty, since I end up in 1885, perhaps I'm now in the history books.
5 seconds sound clip from the Back to the Future Part III movie soundboard.
You can hear this line at 00:13:00.163 in the DVD version of the movie.
Quote context
[...]
- No wonder this circuit failed. It says, Made in Japan.
- What do you mean, Doc? All the best stuff is made in Japan.
(GEARS ENGAGING, MOTOR WHIRRING)
- You know, when I was a kid, I always wanted to be a cowboy.
- It just occurred to me, Marty, since I end up in 1885, perhaps I'm now in the history books.
- I wonder. Could I go to the library and look myself up in the old newspaper archives?
- I'll get him, Doc. Copernicus! Copernicus, come on. Let's go home, boy.
- What's wrong? What's wrong, Copernicus? Come on. Come on, let's go home. Come on. Come on.
[...]