Cowl Tag Info:

ST 73-4BP57Cxxxxxx   BDY
TR 444              66-T PNT
xxx

ST-73 = 1973 Model Year
4 = Buick Motor Division
BP = Centurion
57 = 2 Door Hardtop
C = Southgate, CA (General Motors Assembly Division)
xxxxxx = Body Number
TR 444 = Trim code - Sandalwood Notchback Interior
66 = Lower body color (Taupe)
T = Upper body color (Sandalwood Vinyl Top)
xxx = Built x week of  197x

VIN:  4P57U3C119236

4 = Buick Motor Division
P = Centurion
57 = 2 Door Hardtop
U = Optional 455-4 Engine with Dual Exhaust
3 = 1973 Model Year
C = Southgate, CA Assembly Plant
119236 = basic sequential production number (100001 was first built)

Notes: