I don't see this one as a tilted upper serif. Note the date digits? They same mark is on them at the same angle. But back to your coin Is that an upright (east) bar in the center? If so it maybe a different die number. Does your coin have these markers:
If so, then it might be a 1958-D RPM-008? (no image on coppercoins)
Quote:
Die crack on forehead - LDS
Die crack over V. D. B.
Die crack on forehead - LDS
Die crack over V. D. B.
If so, then it might be a 1958-D RPM-008? (no image on coppercoins)

























