| Title | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| Osmium (LP, Album) | Invictus | SVT 1004 | UK | 1970 | |
| Osmium (LP, Album) | Invictus | 1C 062-91763 | Germany | 1970 | |
| Osmium (LP, Album) | Invictus | ST-7302 | US | 1970 | |
| Rhenium (CD, Album, RE) | HDH Records | HDH CD 008 | UK | 1990 | |
| Rhenium (LP, Album, RE) | HDH Records | HDH LP 008 | UK | 1990 | |
| First Thangs (CD, Comp) | HDH Records | HCD-3909-2 | US | 1992 | |
| The Early Years (CD, Comp, RM) | Deepbeats | DEEPM 023 | UK | 1997 | |
| Osmium (CD, Album, RM) | Vivid Sound Corporation | VSCD 026 | Japan | 1999 | |
| Osmium (LP, Album, RE, RM) | Sequel Records | NEMLP 997 | UK | 1999 | |
| Osmium (CD) | Castle Music | CMRCD 339 | UK | 2001 | |
| Osmium (LP) | Earmark | 44008 | 2001 | ||
| Osmium (CD, Album, RE) | EMI-Capitol Special Markets | 72435-37003-2-4 | US | 2002 | |
| Osmium (LP, Album, RE) | Earmark, Sanctuary | 44008 | Italy | 2003 | |
| Osmium (LP, Pic) | Earmark/Sanctuary & Get Back Records | 44008 P | Italy | 2003 | |
| Osmium... Plus (CD, Album, RM, RE) | Edsel Records | EDSS 1031 | UK | 2009 |
referencing Osmium, LP, Album, SVT 1004
referencing Osmium... Plus, CD, Album, RM, RE, EDSS 1031
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