Some of it was an option, and some was Federal regulation.
At one point we speculated it was included on International models, but was optional on the other models. I've seen more International models with the three lights on the center panel than I have on the base models.
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Meddle not in the affairs of dragons, for you are crunchy, and taste good with ketchup.
Terry
My '60 did not have them either - however when I removed all the interior panels I discovered running light wires nicely coiled up about a foot above the front and back windows.
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Aluminumbskull with Led Balloon in Drag
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Birch Plywood and Aluminum go together like
Peanut Butter and Chocolate
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