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Happy Jack by The Who, album cover

First-year pressing

Happy Jack 1966 UK Pressing (591010)

Happy Jack by The Who

Mono
Artist
The Who
Title
Happy Jack
Label
  • Reaction 591010
Country
UK
Released
December 3, 1966
Format
7", 45 RPM, Single, Mono
Format notes
Three-Prong Push-Out Centre

Runout and matrix codes

Etched or stamped in the dead wax between the last track and the label. If yours match, you have this pressing.

  • 591010ASide A label
  • 591010BSide B label
  • ✲P✲ 591010 A//8 1 1 5Runout side A, variant 1
  • 591010 B ▽ 1 1 2Runout side B, variant 1
  • 591010 A ▽ 2 1 1 1Runout side A, variant 2
  • 591010 B ▽ 1 1 1 1Runout side B, variant 2
  • ✲P✲ 591010 A//7Runout side A, variant 3
  • 591010 B ▽ 1 1 1Runout side B, variant 3
  • ✲P✲ 591010 A//7 1 1Runout side A, variant 4
  • 591010 B▽1 1 2Runout side B, variant 4
  • ✲P✲ 591010 A//8 1 1 1Runout side A, variant 5
  • 591010 B ▽ 1 2 1Runout side B, variant 5
  • ✲P✲ 591010 A//7 1Runout side A, variant 6
  • 591010 B ▽ 1 1 9Runout side B, variant 6
  • ✲P✲ 591010 A//7 1 8 1Runout side A, variant 7
  • 591010 B ▽ 1 1 1Runout side B, variant 7
All 33 pressings of Happy Jack