- Artist
- Helen Shapiro
- Title
- You Don't Know
- Label
- Columbia 45-DB 4670
- Country
- UK
- Released
- 1961
- Format
- 7", 45 RPM, Single
- Format notes
- 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.
- 7XCA 25584 45Label side A
- 7XCA 25583 45Label side B
- 7XCA 25584-IN MG ET 3Runout side A - variant 1
- 7XCA 25583-IN AL ET 3Runout side B - variant 1
- 7XCA 25584-1 N OO ET 4Runout side A - variant 2
- 7XCA 25583-1 N OT ET 2Runout side B - variant 2
- 7XCA 25584-1 N CT ET 4Runout side A - variant 3
- 7XCA 25583-1 N AT ET 1Runout side B - variant 3