Map with the horror of Leiden in bird's-eye view, October 3, 1574. At the top of Leiden, in the foreground the army of the prince in small ships on the water. Top left a pigeon on which examples of the paper emergency money are hanging, brought into circulation during the siege. Top right a second pigeon carrying the legend 1-20., Map with the Relief of Leiden, 1574 't Ontzet van Leyden., print maker: Coenraet Decker, (attributed to), Amsterdam, 1673 - 1703, paper, etching, h 269 mm × w 353 mm