Help decoding a fender tag. I have a lot of it decoded but there are a few I cannot find. 1972 Duster 340.

B1F6

https://www.hamtramck-historical.com/images/dealerships/colorAndTrim/1972/72_Valiant_Duster0007.jpg
https://www.hamtramck-historical.com/images/dealerships/colorAndTrim/1972/72_Valiant_Duster0006.jpg
442352 is the order number