so 7/15 was the last production day at St Louis? That was a Monday. Maybe they were filling the last orders of the year?

I guess the "5" could be a 7, the 1 in the middle is the only number thats at all legible.

dbishop-would you mind PMing me your VIN and/or sequence # from the fender tag?

68 Valiant 408
69 Charger 318
69 Cougar 351W
70 Torino GT 351C
71 Country Squire 351W
71 Road Runner 440+6
71 Satellite sedan 318
73 Duster 318
73 Challenger 383
77 Grand Prix 455
83 Malibu 9C1 383
84 Delta 88 403
87 Grand National
96 Ram 360
09 Crown Vic
10 Challenger R/T M6
15 Challenger Hellcat M6