Tracks 1-1 to 1-6 recorded at Jackson Studios, Rickmansworth, South West Hertfordshire, UK.
Tracks 1-7 to 2-2 recorded at R.G. Jones Studios, Wimbledon, London, on November 16 & 17, 1972.
Tracks 2-3 to 2-6 recorded at The Torrington, North Finchley, London, on December 12, 1970.

"Deep Dark Blue Centre" originally released in 1967 [Deram ?SML 1005] credited to The Graham Collier Septet.
"Portraits" originally released in 1973 [Saydisc ?SDL 244] credited to Graham Collier Music.
"The Alternate Mosaics" is another performance of "Mosaics" from the same evening as the version that was originally released in 1970 [Philips ?6308 051]. Previously unreleased.

According to Discogs:
"Mosaics" original LP was recorded at The Torrington, North Finchley, December 8th 1970 and released in 1971. Also it is credited to Graham Collier Music featuring Harry Beckett.

Phonographic copyright (p): The Decca Record Co. Ltd (tracks 1-1 to 1-6)
Phonographic copyright (p): Saydisc (tracks 1-7 to 2-2)
Phonographic copyright (p): Jazzcontinuum (tracks 2-3 to 2-6)