Jimmy and Rosalynn Carter's personal items go up for auction

Zoom in: Items up for auction include a handwritten note from Jimmy to Rosalynn on White House stationary that says, "It's nice to be growing old together with you," and furniture built by the former president.

• The nuclear submarine training manual used by Carter, presidential campaign buttons and stickers, a Stetson hat and antique jewelry are also up for grabs.
• Bidding is under way and ends on Jan. 27 at 11am. Some of the proceeds will support The Carter Center, Christie's says.

Zoom out: The Carter items are part of a larger Christie's auction celebrating the 250th anniversary of the signing of the Declaration of Independence.