Baltimore, Maryland. Building the SS Frederick Douglass. More than 6,000 shipyard workers are employed at the Bethlehem… https://www.rawpixel.com/image/12307691/image-person-sky-public-domainFree Image from public domain licenseBaltimore, Maryland. Workers reading the newsstand papers while waiting for a trolley after work. Sourced from the Library… https://www.rawpixel.com/image/12336747/image-papers-person-lightFree Image from public domain licenseHolabird ordnance depot, Baltimore, Maryland. Sourced from the Library of Congress. https://www.rawpixel.com/image/12338060/image-person-public-domain-manFree Image from public domain license[Untitled photo, possibly related to: Holabird ordnance depot, Baltimore, Maryland. A soldier removing a tack from a United… https://www.rawpixel.com/image/12337752/image-person-fire-airplaneFree Image from public domain license[Untitled photo, possibly related to: Baltimore, Maryland. Continuous stream of trolleys carrying workers from the Bethlehem… https://www.rawpixel.com/image/12337030/image-person-smoke-roadFree Image from public domain licenseSouvenir stand along U.S. highway No. 1 between Washington, D.C. and Baltimore, Maryland. Sourced from the Library of… https://www.rawpixel.com/image/12276150/photo-image-plant-person-treeFree Image from public domain licenseFarm along U.S. Highway No. 1 between Washington, D.C. and Baltimore, Maryland. Sourced from the Library of Congress. https://www.rawpixel.com/image/12275888/photo-image-plant-grass-skyFree Image from public domain licenseHolabird ordnance depot, Baltimore, Maryland. Lineup of ambulances ready to be shipped overseas. Sourced from the Library of… https://www.rawpixel.com/image/12294061/photo-image-person-sky-public-domainFree Image from public domain licenseBaltimore, Maryland. "Big Bill," a repair car of the Baltimore Transit Company. Sourced from the Library of Congress. https://www.rawpixel.com/image/12293493/photo-image-person-public-domain-manFree Image from public domain licenseHolabird ordnance depot, Baltimore, Maryland. A soldier removing a tack from a United States Army truck tire. Constant fire… https://www.rawpixel.com/image/12294050/photo-image-person-fire-public-domainFree Image from public domain license[Untitled photo, possibly related to: Baltimore, Maryland. "Big Bill," a repair car of the Baltimore Transit Company].… https://www.rawpixel.com/image/12292655/photo-image-person-road-public-domainFree Image from public domain license