That's what was on the 70 454 Laurentian, and I think they were used from about 1964 to the early 70's.
The Laurentian was missing 2 when I bought it, but was able to scrounge up about a dozen. The US ones say Pontiac Motor Division, and they're reproduced. Here's a photo of one on the Laurentian:
'64 Parisienne CS "barn find" - last on the road in '86 ... Owner Protection Plan booklet, original paint, original near-mint aqua interior, original aqua GM floor mats, original 283, factory posi, and original rust.
