. . "overall: Height: 1.000 inches (2.54 cm) | Width: 0.812 inches (2.062 cm)"@en . . "irn670999" . "German postage stamp, 300 marks."@en . "German postage stamp"@en . . . . "No restrictions on access"@en . "No restrictions on use"@en . . . . . "The postage stamp was donated to the United States Holocaust Memorial Museum in 2018 by Jeffrey Hamburger."@en .