There are many people who collect vintage Barbie dolls, and these people know that the best Barbie - vintage style is the one that is still boxed and in mint condition. Although, there are not too many Barbie dolls that are vintage and still in mint condition, that is what you want to look for. There are a few places online that you can check for the best assortment of vintage Barbie dolls, and a quick search on the internet will lead you right there, but the first place I would check out is thebestdolls.com, as they have a wide variety of Barbie dolls available at discount prices.