What are old (opened) dr pepper bottles worth? Ones with the 10, 2, and 4 on the front

Thank you,
Jess

I don't think they would be worth too much, as they are opened. But I hope this helps:
old dr.pepper bottles, Advertising, Bottles Insulators items on eBay.com (http://search.ebay.com/old-dr-pepper-bottles_W0QQcrlpZ676211206Q5f1QQfnuZ1QQfsooZ1QQfso pZ3QQkeywordZoldQ20drQ2epepperQ20bottlesQQsatitleZ oldQ20drQ2epepperQ20bottlesQQxpufuZx)

Very helpful answer above!

You could also try the following image search and see if there are any bottles on it that are like yours and maybe also prices listed on the links for the images.

Dr. Pepper Bottles - Google Image Search (http://images.google.com/images?hl=en&q=Dr.+Pepper+Bottles&um=1&ie=UTF-8&sa=N&tab=wi)