US&S Artwork based on images from Mike Burgett of Control Train Components. These files were contributed by Dick Bronson.
| os-ss-l-west-closed.gif | |
| os-ss-l-west-inconsistent.gif | |
| os-ss-l-west-thrown.gif | |
| os-ss-l-west-unknown.gif | |
| ss-l-west.gif | |
| README | (download) |