Watch List notes:

Lot of three copper washers, ex-Colossus (1798). 160 grams, 1-1/2" to 2" in diameter. Three different-sized washers in varying degrees of coloring and corrosion, the largest with sand and green patination affixed to one side. From the Colossus (1798), with original photo-certificate from the salvagers.
($50-$75)