Matrix side A; from (including) JONZ onwards is etched. Matrix side B; from (including) LOUD onwards is etched. Barcode: 5024545382877 Matrix / Runout: 63575H1/A BOOBREC015-7-A JONZ HOW FAST CAN A DRUM MACHINE GO? (Side A stamped) Matrix / Runout: 63575H2/A BOOBREC015-7-B LOUD -DEPENDS HOW HARD YOU THROW IT (Side B stamped)