LP. Considerato il classico dei Nucleus, un albun fondamentale nell'ambito del progressive. Nuova edizione in vinile, 180 grammi, copertina apribile. Nel disco suonano anche Roy Babbington, Kenny Wheeler, Tony Levin, Clive Thacker, Gordon Beck, Norma Winstone, Dave Mac Rae etc.

Tracks 1-1 to 1-9 originally released in 1979 as [r3281992].
Tracks 2-1 to 2-7 originally released in 1988 as [r2376681] (LP) & [r3088009] (CD).

Tracks 1-1 to 1-9 recorded, mixed and mastered at Abbey Road Studios, London, November 1978.
Tracks 2-1 to 2-4 recorded at Abbey Road Studios, London, April 23, 1988.
Tracks 2-5 to 2-7 recorded and mixed at Jon Hiseman's Studio in May 1988.
Tracks 2-1 to 2-7 mastered at Abbey Road Studios, London.

All titles published by Temple Music except "Sassy" (track 1-6) which published by Gema.