National Geographic : 1948 Sep
© National Geographic Society 331 Ektachrome by Justin N. Locke The Army Map Service Re-creates the Earth's Surface in Tough, Spongy Rubber Relief-map experts put finishing touches on a large-scale model of the Philippine Islands. Made of foam rubber with a strong latex "skin," the map withstands rough treatment and rolls up for carrying. Wartime models blueprinted island-hopping campaigns in the Pacific and the invasions of Europe. Washington, I). C., political heart of the United States, is also in many ways the Nation's science center. These color photographs show glimpses of a few of its varied scientific activities. Best known of the Capital's scientific establishments is the venerable Smithsonian Institution, subject of the accompanying article. Founded with the fortune of James Smithson, an English scientist, it began its second century last year.