A World War II-era alert billboard outside the former K-25 uranium-enrichment plant, now a history… https://www.rawpixel.com/image/8061869/photo-image-face-plant-personFree Image from public domain licenseSan Francisco, Calif. Apr. 1942. Residences of persons of Japanese ancestry who are being evacuated from this area. The… https://www.rawpixel.com/image/12229590/image-persons-sky-airplaneFree Image from public domain licenseArlington, Virginia. Waiting for the bus at Arlington Farms, a residence for women who work in the U.S. government for the… https://www.rawpixel.com/image/12293996/photo-image-plant-tree-public-domainFree Image from public domain license