First-year pressing

I Didn't Know 1983 Canada Pressing (25 99967)

I Didn't Know by Ph.D.

Promo

Artist: Ph.D.
Title: I Didn't Know
Label: WEA 25 99967
Country: Canada
Released: 1983
Format: 7", 45 RPM, Promo, Stereo

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.

25-99967·A QuA-side etched runout
25-99967-B QuB-side etched runout