Obama : The seller says the bottle was purchased at a charity auction in November . The vial will be donated to Obama 's presidential foundation . Bidding for the bottle had topped $ 30,000 as of Thursday , Christie Auctions said .
NEW : The seller says the vial was purchased at a U.S. auction in February . The vial will be donated to Reagan 's presidential foundation . Bidding for the vial had topped $ 30,000 as of Thursday , PFC Auctions said .