On labels : STERO logo with lower characters Catalog nr. ST-ECE 02600 not ST–ECE 02600 Matrix / Runout: N-ST-NI-02600-1-H (Side A runout - stamped) Matrix / Runout: N-ST-NI-02600-2-H (Side B runout - stamped) Other: N.I.I. 433/1977 Other: Lei 46 (Price)