# Mainline U.S.A.

Importance of railroads in the U.S. economy, with many great running views of freight and passenger trains.

- Kind: Short
- Year: 1957
- Runtime: 18 min
- By: Dudley Pictures Corporation
- Genres: Industrial and advertising
- Archive: [Internet Archive](https://archive.org/details/Mainline1957)
- Licence or status: [Public domain (Creative Commons dedication)](http://creativecommons.org/licenses/publicdomain/) (as the archive states it)
- Who can watch: Tweens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

[Watch now](https://invisiblenetwork.ai/watch/archive/ia/Mainline1957?play=1)