PGR
Poison Gas Research
Albums
| Year | Title | Average | Ratings |
|---|---|---|---|
| 1985 | 
Silence |
6.0 | 1 |
| 1986 | 
The Flickering of Sowing Time |
6.0 | 1 |
| 1986 | 
The Concentration of Light Prior to Combustion |
6.0 | 1 |
| 1988 | 
Imbrication 2 (An Investigation Into Documenting Chance Systems) |
6.0 | 1 |
| 1989 | 
The Black Field |
6.0 | 1 |
| 1991 | 
Grav |