The Golden Chersonese is shown on the mappa mundi of Andreas Walsperger, made in Constance around 1448, bearing the inscription, hic rex caspar habitavit (here lived King Caspar).
Martin of Bohemia, on his 1492 geographical globe, located the islands of Chryse and Argyre ("Gold" and "Silver") in the vicinity of Zipangu (Japan), which was accorded to be "rich in gold" by Marco Polo.