Einstein writes a letter to Roosevelt. Photo; Licensed article; Original: 5740×4315; Photographer: Unknown; subject to licence; Rights: © Bleek/historiathek/zb-media
Einstein writes letter 2
Description
Einstein writes a letter to Roosevelt. Photo; Licensed article; Original: 5740×4315; Photographer: Unknown; subject to licence; Rights: © Bleek/historiathek/zb-media