This was part of a run of swap cards that were given away with every purchase of Golden Fleece-brand fuel.
This is only a normal, credit card-sized item, however I've scanned it in this large format so you can see every nice details.
Attachment:
1965 Isuzu Bellett 1500 - Golden Fleece service station swap card - Australian - 01.jpg [ 68.77 KiB | Viewed 5838 times ]
The picture appears to be a colourised promo picture of the standard RHD 1965 Bellett 1500 sedan, with a specs table on the back.
Attachment:
1965 Isuzu Bellett 1500 - Golden Fleece service station swap card - Australian - 02.jpg [ 74.81 KiB | Viewed 5841 times ]