Matrix / Runout: CL1639-A (A-Side Label)
Matrix / Runout: CL1639-B (B-Side Label)
Matrix / Runout: C̶-̶4̶0̶0̶1̶-̶A̶ -1 C-L-1639A (A-Side Runout Etching)
Matrix / Runout: L-1639-B Re (B-Side Runout Etching)