First-year pressing

Sgt. Pepper's Lonely Hearts Club Band 1978 US Pressing (RS-2-4100)

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.

RS-2-4100ASPrinted on disc 1 side 1
RS-2-4100DSPrinted on disc 1 side 4
RS-2-4100BSPrinted on disc 2 side 2
RS-2-4100CSPrinted on disc 2 side 3
RS-2-4100-AS (MCA-M5) KENDUN-B JG ⧈-G-⧈Runout etched disc 1 side 1, "KENDUN-B" stamped
RS-2-4100-DS (MCA-M4) KENDUN-A JG ⧈-G-⧈Runout etched disc 1 side 4, "KENDUN-A" stamped
RS-2-4100-BS - (MCA-M4) KENDUN-A JG ⧈-G-⧈Runout etched disc 2 side 2, "KENDUN-A" stamped
RS-2-4100-CS - (MCA-M5) KENDUN-A JG ⧈-G-⧈Runout etched disc 2 side 3, "KENDUN-A" stamped