[ QUOTE ]
Dealers didn't have the Addressograph equipment to make P-O-P's; when a replacement was needed, the dealers submitted the info to their Zone Office, and the replacement plate (with very little info on it) was made there or at Chevrolet Central Office.
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JohnZ
CRG
'69 Z28 Fathom Green
[/ QUOTE ]
Original was done at the assembly plant and generated from the broadcast sheet, look in any assembly manual, it shows it.