colin andrew sheffield's signatures due december 10thin honour of olivier messiaen's 100th birthdayin collaboration with invisiblebirds.org, the art of memory is pleased to announce a new release by colin andrew sheffieldlimited to an edition of 60 examples,which includes a bonus 3 inch cd broken light, a booklet with abstracted photography by tarrl lightowler and text by richard inwards f.r.a.s