"irn670980" . "German postage stamp"@en . "overall: Height: 1.000 inches (2.54 cm) | Width: 0.875 inches (2.223 cm)"@en . . . . "No restrictions on access"@en . . . . . . . "No restrictions on use"@en . "German postage stamp, 10 million marks."@en . . "The postage stamp was donated to the United States Holocaust Memorial Museum in 2018 by Jeffrey Hamburger."@en .