Danbury Mint Collection Presidential Ingots

You are bidding on 20 different Presidential Ingots from the Danbury Mint with display case. The collection features the following Presidents: George Washington, John Adams, Thomas Jefferson, James Madison, James Monroe, John Quincy Adams (slightly tarnished), Andrew Jackson, Martin van Buren, John Tyler, Woodrow Wilson, Warren Harding, Zachary Taylor, James Polk, James Buchanan, Abraham Lincoln (surface scratch), Ulysses Grant, William Harrison, Herbert Hoover, Theodore Roosevelt and William Taft. Case has glass top for display purposes and is constructed for 40 ingots. Each ingot measures approximately 1" by 2" and each appears to be gold unknown, possibly plated. Each ingot displays the face of the presidents, their name and their place in presidential order (i.e., 1st, 18th, etc.).