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Milestones v1 |
Milestones v2 |
Milestones v5 |
Milestones v3 |
Milestones v4 |
v1: red label, 1st edition with "Royal Sound Stereo"-enblem
v2: red label, 2nd edition without the "Royal Sound Stereo"-enblem, with "SLK" order-number
v5: red label, 3rd edition without the "Royal Sound Stereo"-enblem, both order-numbers ("SLK" and "6.21") on cover
v3: re-release from 1982
v4: re-release from 1988