https://mymodernmet.com/14th-century-portolan-chart-alex-clausen/
Old Map from Estate Sale Turns Out to Be a Rare Portolan Chart
Nov 20, 2023 - After spotting an old map at an estate sale, Alex Clausen paid $239,000 for it. Made in the 14th century, its worth is now $7.5 million.
estate saleturns outto beportolan chartold