Runouts are stamped, last letter in each string is rotated by around 90°. Rights Society: GEMA Matrix / Runout: 0666-131 S 1 (Label side A) Matrix / Runout: 0666-131 S 2 (Label side B) Matrix / Runout: 1973 666131 S1 2120885=0 S1 320 1 D (Runout side A) Matrix / Runout: 1973 666131 S2 2120885=0 S2 320 1 E (Runout side B)