Versions
| Title, Format | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| Edge Of The Universe / Words (7") | RSO Records, Inc. | 2090 255 | Germany | 1977 | |
| Edge Of The Universe / Words (7") | RSO Records, Inc. | DWQ 6043 | Japan | 1977 | |
| Edge Of The Universe / Words (7") | RSO Records, Inc. | RS 880 | Canada | 1977 | |
| Edge Of The Universe / Words (7", Single) | RSO Records, Inc. | RS 880 | US | 1977 |