art direction Hugh Brown
art direction, design Julie Vlasak
bass Geezer Butler
compilation producer Black Sabbath
compilation producer David McLees
coordinator [project coordinator] Jo Motta
drums, percussion Bill Ward
tracks 1-1 to 1-5 engineer Barry Sheffield
tracks 1-6 to 1-9 engineer Brian Humphries
tracks 2-2 to 2-6 engineer Colin Caldwell
tracks 2-7 to 2-12 engineer Mike Butcher
tracks 2-10 to 2-14 engineer Robin Black
tracks 1-1 to 1-9 engineer Tom Allom
tracks 2-2 to 2-6 engineer Vic Coppersmith-Heaven
tracks 2-13 to 2-16 engineer [assisted by] Spock Wall
executive-producer Sharon Osbourne
guitar Tony Iommi
liner notes, product manager [project assistance] Mick Wall
tracks 2-2 to 2-16 producer Black Sabbath
tracks 2-10 to 2-12 producer Mike Butcher
tracks 2-2 to 2-6 producer Patrick Meehan
tracks 1-1 to 1-13, 2-1 producer Rodger Bain
product manager [project assistance] Arlene Shapiro
product manager [project assistance] Bob Emmer
product manager [project assistance] Colin Newman
product manager [project assistance] Eddie Williamson
product manager [project assistance] Gary Peterson
product manager [project assistance] Gary Stewart
product manager [project assistance] Gregg Geller
product manager [project assistance] John Fenton
product manager [project assistance] Michael Guarracino
project manager Emily Cagan
remastered by Bill Inglot
remastered by Dan Hersch
research [discographical annotation] Steve Woolard
research [editorial coordination] Tim Scanlin
research [editorial research] Steven Chean
research [editorial supervision] Cory Frye
tracks 2-10 to 2-12 tape op, engineer [saboteur] Dave Harris
vocals Ozzy Osbourne
tracks 1-1 to 1-3, 1-6 to 1-13, 2-1 to 2-16 written-by Bill Ward
tracks 1-1 to 1-3, 1-6 to 1-13, 2-1 to 2-16 written-by Geezer Butler
tracks 1-1 to 1-3, 1-6 to 1-13, 2-1 to 2-16 written-by Ozzy Osbourne
tracks 1-1 to 1-3, 1-6 to 1-13, 2-1 to 2-16 written-by Tony Iommi
Glass Mastered At WEA Mfg. Olyphant
Pressed By Cinram, Olyphant, PA
Glass Mastered At WEA Mfg. Olyphant
Pressed By Cinram, Olyphant, PA
Copyright (c) Warner Strategic Marketing
Phonographic Copyright (p) Warner Bros. Records Inc.
Mixed At Criteria Recording Studios
Produced For Excellency Productions
Produced For Rhino Entertainment
Produced For Tony Hall Enterprises
Produced For Warner Strategic Marketing
Recorded At Criteria Recording Studios
Recorded At Island Studios
Recorded At Morgan Studios
Recorded At Morgan Studios, Brussels
Recorded At Record Plant, Los Angeles
Recorded At Regent Sound Studios
Recorded At Sounds Interchange
Remastered At DigiPrep
Best-of compilation album featuring remastered versions of the original releases. Comes in a digipak case with two separate digipak cases for each CD and a 48 page booklet featuring a brief biography of the band written by Mick Wall.

Tracks 1-1 to 1-5 originally released on the album Black Sabbath in 1970. 1-5 only released on the UK version of the album.
Tracks 1-6 to 1-9 originally released on the album Paranoid in 1970.
Tracks 1-10 to 1-13 and 2-1 originally released on the album Master Of Reality in 1971.
Tracks 2-2 to 2-6 originally released on the album Vol. 4 in 1972.
Tracks 2-7 to 2-9 originally released on the album Sabbath Bloody Sabbath in 1973.
Tracks 2-10 to 2-12 originally released on the album Sabotage in 1975.
Tracks 2-13 and 2-14 originally released on the album Technical Ecstasy in 1976.
Tracks 2-15 and 2-16 originally released on the album Never Say Die! in 1978.

Tracks 1-6 to 1-9 recorded at Regent Sound & Island Studios, London.
Tracks 1-10 to 1-13 and 2-1 recorded at Island Studios, London.
Tracks 2-2 to 2-6 recorded at The Record Plant, Los Angeles, CA.
Tracks 2-10 to 2-12 recorded at Morgan Studios, London & Brussels.
Tracks 2-13 and 2-14 recorded & mixed at Criteria Studios, Miami, FL.
Tracks 2-15 and 2-16 recorded at Sounds Interchange, Toronto, Canada.

The CI in the matrix indicates this compilation was pressed by [l479093] and would have been release sometime between October 2003 and November 2015
Barcode: 081227377229 (Scanned)
Barcode: 0 8122-73772-2 9 (Text)
Matrix / Runout: wea mfg. OLYPHANT Y20481 3 R2 73772-2.1 02 M1S9 CI (CD1)
Mastering SID Code: ifpi L903 (CD1)
Mould SID Code: IFPI 2U8J (CD1)
Matrix / Runout: wea mfg. OLYPHANT X18199 3 R2 73772-2.2 02 M1S10 CI (CD2)
Mastering SID Code: ifpi L902 (CD2)
Mould SID Code: IFPI 2U8J (CD2)