Good reference there
![Smile](http://www.theforumapp.com/alpina/images/smilies/smile.gif)
, but I don't agree with the upholstery one. While I'm sure most cars got the Alpina marked upholstery, not all of them did, so I don't believe it would be sufficient to say a car isn't an Alpina because it doesn't have "Alpina marked" upholstery.