Located on a plate on the left front door pillar.

FIRST DIGIT : Identifies the Series

SERIES	CODE
Le Sabre(4400) Invicta (4600) Electra (4700) Electra 225 (4800)	4 6 7 8

SECOND DIGIT : identifies the model year (F = 1959)

THIRD DIGIT : identifies the assembly plant

ASSEMBLY PLANT	CODE
Flint, MI South Gate, CA Linden, NJ Kansas City, KS Wilmington, DE Atlanta, GA Framingham, MA Arlington, TX	1 2 3 4 5 6 7 8

LAST SIX DIGITS: Represent the basic production sequence