a&r [a&r coordination], coordinator [a&r coordination] Darren Salmieri
a&r [a&r coordination], coordinator [a&r coordination] Patti Matheny
art direction, design Christine Wilson
art direction, design Nancy Donald
compilation producer Al Quaglieri
compilation producer Jeff Lynne
compilation producer Jeff Magid
engineer [digital preparation] Stephen Marsh
illustration Boris Zlotsky
liner notes David Wild
management [representation] Craig Fruin
management [representation] HK Management
photography by [additional photos, pages 15, 18-19] Association of Universities for Research in Astronomy
photography by [additional photos, pages 15, 18-19] Hubble Heritage Team
photography by [additional photos, pages 15, 18-19] NASA
photography by [additional photos, pages 15, 18-19] STScI
photography by [photo, page 39] Doug Mckenzie
photography by [photographs on pages 4, 8, 12-13, 18-19, 22, 33, 35, 36] Pamela Springsteen
photography by [photos, pages 18, 20-21, 24, 28, 30] Fin Costello
photography by [photos, pages 18, 20-21, 24, 28, 30] Redferns
photography by [photos, pages 42-43] Frank Griffin
photography by [photos, pages 7, 10, 27] Michael Ochs Archives
photography by [photos, pages 8, 10, 17, 31] Gary Merrin
photography by [photos, pages 8, 15, 42-43] London Features International
photography by [photos, pages 8, 15] Neil Jones
producer Jeff Lynne
tracks 1-1, 1-4 producer Roy Wood
product manager Laura Grover
product manager [packaging manager] Jefferson Denim
remastered by [assisted by] Marc Mann
remastered by [assisted by] Ryan Ulyate
remastered by [compilation mastered by] Doug Sax
remastered by [compilation mastered by] Robert Hadley
research [additional research] Rob Caiger
tracks 1-1 to 1-4, 1-6 to 1-15, 2-1 to 3-14, 3-16 to 3-21 written-by Jeff Lynne
Phonographic Copyright (p) Sony Music Entertainment Inc.
Copyright (c) Sony Music Entertainment
Copyright (c) Fin Costello
Copyright (c) Redferns
Record Company Sony Music Entertainment Inc.
Distributed By Sony Music Entertainment
Pressed By GZ Digital Media
Published By EMI Blackwood Music Inc.
Published By Copyright Control
Published By Isalee Music
Published By Shard End Music, Inc.
Published By EMI April Music Inc.
Published By Chappell & Co.
Published By Unichappell Music, Inc.
Recorded At Long Beach Civic Auditorium
Remastered At The Mastering Lab
Glass Mastered At GZ Digital Media
Glass Mastered At GZ Digital Media
Glass Mastered At GZ Digital Media
3-CD Box Set including a glued-in 44-page booklet with the essay The story of a rock and roll band & the pop genius who dared to go for baroque by David Wild, notes to all the tracks, ELO line-ups, credits and photos.

[On the back cover]:
Every aspect of this deluxe, state-of-the-art digitally remastered, 3-CD, 53 track retrospective collection was compiled under the personal supervision of Jeff Lynne. Flashback features greatest hits, personal favorites, alternative takes as well as historical photos, extensive liner notes, and personal commentary from Lynne himself. Get ready to take off for the ultimate ELO ride!

This package consists of previously released material

[On the back cover and in the booklet]:
© 2010 Sony Music Entertainment / ℗ 1972, 1973, 1974, 1975, 1976, 1977, 1979, 1981, 1983, 1986, 2010 Sony Music Entertainment Inc.
Made in the EU

[In the booklet]:
Compilation Mastered [...] at The Mastering Lab, Hollywood, CA.
Digital preparation [...] at Sony Music Studios, Santa Monica, CA
© Fin Costello/Redferns (photos, pages 18, 20-21, 24, 28, 30)

Tracks 1-1, 1-4: From the album [m=97910]
Tracks 1-5, 1-6: From the album Electric Light Orchestra II
Tracks 1-2, 1-3: From the album [m=21705]
Tracks 1-8, 1-10 to 1-13, 1-15: From the album Eldorado
Track 1-14: Recorded July 1976
Tracks 1-16, 2-16, 3-20 and 3-21: Recorded 1982, Finished 2000.
Tracks 1-7, 1-9, 2-2, 2-15: From the album [m=21693]
Tracks 2-1, 2-3, 2-5, 2-7, 2-8, 2-14: From the album [m=17470]
Tracks 2-4, 2-6, 2-9 to 2-13: From the album [m=21680]
Tracks 3-1, 3-2, 3-6, 3-8, 3-9: From the album [m=17491]
Tracks 3-3, 3-11: From the album [m=71368]
Tracks 3-4, 3-5, 3-7, 3-14: From the album [m=21720]
Tracks 3-10, 3-12, 3-13: From the album [m=21730]
Track 3-15: Recorded at the Long Beach Auditorium, 5/12/74. From the UK album [m=159613]
Track 3-16: Recorded 2000.
Track 3-17: Recorded 1973.
Track 3-18: Recorded 1980, Finished 2000.
Track 3-19: B-side of Rock And Roll Is King. Recorded December 1982-February 1983.

[On the CDs]:
Track 1-14: unedited alternative mix, previously unreleased
Track 1-16: previously unreleased
Track 2-5: alternative mix, previously unreleased
Track 2-16: previously unreleased
Track 3-16: new version, previously unreleased
Track 3-17: demo, previously unreleased
Tracks 3-18, 3-20, 3-21: previously unreleased
Track 3-19: first time on CD

Publishers:
Tracks 1-1, 1-3, 1-4: EMI Blackwood Music, Inc. (BMI)/Copyright Control
Tracks 1-2, 1-6 to 1-15, 2-1 to 2-15, 3-1, 3-2, 3-6, 3-8, 3-9, 3-16, 3-19: EMI Blackwood Music, Inc. (BMI)
Track 1-5: Isalee Music (BMI)
Tracks 1-16, 2-16, 3-17, 3-18, 3-20, 3-21: EMI Blackwood Music, Inc./Shard End Music, Inc. (BMI)
Tracks 3-3 to 3-5, 3-7, 3-10 to 3-14: EMI April Music, Inc. (ASCAP)
Track 3-15: Chappell & Co. (ASCAP)/Unichappell Music, Inc. (BMI)
Barcode: 8 86978 07792 9 (Text)
Barcode: 886978077929 (Scanned, UPC-A)
Label Code: LC 00199
Rights Society: SACEM SACD SDRM SGDL (Boxed)
Rights Society: BMI (Publishing rights)
Rights Society: ASCAP (Publishing rights)
Other: CDX (Sony format code, boxed on back cover)
Other: 5009312000 (Original Legacy cat. #, on all CDs)
Other: EPC 500931 2 (Original Epic cat. #, on all CDs)
Matrix / Runout: 88697807792/CD1 [GZ Digital Media logo] WA1710 (CD 1)
Mastering SID Code: IFPI LD02 (CD 1)
Mould SID Code: IFPI 5J34 (CD 1)
Matrix / Runout: 88697807792/CD2 [GZ Digital Media logo] WA1711 (CD 2)
Mastering SID Code: IFPI LD02 (CD 2)
Mould SID Code: IFPI 5J34 (CD 2)
Matrix / Runout: 88697807792/CD3 [GZ Digital Media logo] WA1712 (CD 3)
Mastering SID Code: IFPI LD02 (CD 3)
Mould SID Code: IFPI 5J34 (CD 3)