Watch List notes:

Large copper ingot #188, 38 lb. av., from the Atocha (1622), certificate missing. 15" x 9" x 3". Somewhat rectangular, with one side flat and the other side rounded with bulge toward one end, the other end with Fisher stamp inside patch of whitish-green encrustation, otherwise dark brown all over and pitted as usual. From the Atocha (1622), with "A86 / 188" stamped on the bottom, original Fisher certificate missing but with Sedwick photo-certificate. Atocha, sunk in 1622 west of Key West, Florida

Estimate: $350-500