I don't think this material it's official. Here the track list
01 Hold On I'm Wrong
02 Knock On Wood
03 NSU
04 How Can It Be
05 Step On Me
06 Step On Me (2)
07 Purple Haze
08 Our Love Is Driftin'
09 Remember
10 Sweet Wine
Flac Format Files.
The quality is not good, but this is very rare to find it!