Cadet barracks, West Point, built in 1851 by Deloss Barnum https://www.rawpixel.com/image/14288087/cadet-barracks-west-point-built-1851-deloss-barnumFree Image from public domain licenseArch, No. 11, & The Arsenal. Central Park. by Deloss Barnum https://www.rawpixel.com/image/14288108/arch-no-11-the-arsenal-central-park-deloss-barnumFree Image from public domain licenseFrozen Ruins of Barnum's Museum as it appears immediately after the fire of March 3d, 1868. by Edward and Henry T Anthony… https://www.rawpixel.com/image/14284423/photo-image-person-art-fireFree Image from public domain licenseMilitary Review by Prince of Wales, Boston Common, October 1861 by Deloss Barnum https://www.rawpixel.com/image/14287692/photo-image-art-public-domain-paintingFree Image from public domain license