- Artist
- Heart
- Title
- Heartless
- Label
- Mushroom Records M 7031
- Country
- US
- Released
- 1978
- Format
- 7", 45 RPM, Single, Styrene, Stereo
- Format notes
- Santa Maria Pressing
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.
- M 7031 ALabel side A
- M 7031 BLabel side B
- M-7031-A SM2Runout side A
- M-7031-B SM2Runout side B
Other US pressings of Heartless
- 1978Mushroom Records M 7031 DJ7", 45 RPM, Single, Promo, Stereo, Mono
- 1978Mushroom Records M 70317", 45 RPM, Single, Styrene
- 1978Mushroom Records M 70317", 45 RPM, Single