A Retrospective is not shown on either the spine or labels, only on the front cover
some copies came with a promo stamp
Barcode: 07464375781
Matrix / Runout: P 0 AL 37579-1B l Λ (Side A runout)
Matrix / Runout: P 0 BL 37579-1B l Λ (Side B runout )
Matrix / Runout: P 0 AL 37580-1B l Λ (Side C runout)
Matrix / Runout: P 0 BL 37580-1E l Λ (Side D runout)
Matrix / Runout: '0' ('0' is stamped)
Pressing Plant ID: P (Pitman)