Watch List notes:

Guerrero Copper Currency from Mexico, ca. 900 - 1200 AD. A fine copper trade ingot from Guerrero, Mexico, ca. 900 - 1200 AD. This example of the earliest form of currency used in the Americas is 5-1/4” long, is made from heavy-gauge copper and weighs 67 grams. Strong mineral deposits. Ex Schultz collection. Value range: $250 - $350.