Not an actual run but to illustrate that the distribution of serial numbers was the next car down the line, the first 5 digits defined the car line (BH29D), even then I'm sure the actual production order may have varied.
100001 Valiant 2-dr
100002 Valiant 4-dr
100003 Valiant 4-dr
100004 Valiant 4-dr
100005 Valiant 4-dr
100006 Barracuda Fastback
100007 Valiant 4-dr
100008 Valiant 2-dr
100009 Barracuda Fastback
100010 Barracuda Coupe
100011 Barracuda Fastback
100012 Barracuda Convertible
Alan