Prang's gems of American scenery no. 4 - Pemigewasset and Baker River Valley, six views - Loon Pond by… https://www.rawpixel.com/image/8908465/image-art-vintage-public-domainFree Image from public domain licenseU.S. Air Force Staff Sgt. Cody Koeller, a part of the 115th Fighter Wing’s security forces (left), and Tech. Sgt. Andrew… https://www.rawpixel.com/image/8741439/photo-image-public-domain-person-soilFree Image from public domain license