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Silver "tumbaga" bar #M-87, 18.75 lb av, marked with fineness IUBIILXXV (1775/2400), plus serial num

Currency:USD Category:Coins & Paper Money / Shipwreck Ingots Start Price:3,500.00 USD Estimated At:6,000.00 - 9,000.00 USD
Silver  tumbaga  bar #M-87, 18.75 lb av, marked with fineness IUBIILXXV (1775/2400), plus serial num
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Silver "tumbaga" bar #M-87, 18.75 lb av, marked with fineness IUBIILXXV (1775/2400), plus serial number R LXXX and assayer YB13 and two partial tax stamps, ex-"Tumbaga Wreck," ex-Treasures of the World. 14" x 4" x 1-1/2". Rectangular ingot with more-or-less smooth topside marked with a partial tax stamp near each end and serial and fineness all toward one end, also with rubbed-out former markings closer to the other end, inconspicuous assayer's "bite" at one end, nicely toned silver color. From the "Tumbaga Wreck" (ca. 1528), with our original photo-certificate, pedigreed to the Bowers and Merena "Treasures of the World" auction (June 2002), lot #1007. Recovered from: "Tumbaga Wreck," sunk ca. 1528 off Grand Bahama Island