Washington, D.C. 400-subject two-way postage stamp perforation at the United States Bureau of Engraving and Printing.… https://www.rawpixel.com/image/12267836/photo-image-person-art-bookFree Image from public domain licenseWashington, D.C. Sideographer transferring image from postage stamp die to steel plate at the United States Bureau of… https://www.rawpixel.com/image/12267776/photo-image-hand-person-public-domainFree Image from public domain licenseWashington, D.C. Sectioning stamps preparatory to coiling at the United States Bureau of Engraving and Printing. Sourced… https://www.rawpixel.com/image/12268013/photo-image-face-paper-personFree Image from public domain licenseWashington, D.C. Mixing tapioca dextrine for postage stamp gum at the United States Bureau of Engraving and Printing.… https://www.rawpixel.com/image/12268017/photo-image-person-public-domain-womanFree Image from public domain license[Untitled photo, possibly related to: Washington, D.C. A street scene in front of the United States Bureau of Engraving… https://www.rawpixel.com/image/12261522/photo-image-person-public-domain-architectureFree Image from public domain licenseWashington, D.C. 400-subject two-way postage stamp perforating machine at the United States Bureau of Engraving and… https://www.rawpixel.com/image/12268070/photo-image-person-art-public-domainFree Image from public domain license[Untitled photo, possibly related to: Washington, D.C. A street scene in front of the United States Bureau of Engraving… https://www.rawpixel.com/image/12260355/photo-image-people-public-domain-architectureFree Image from public domain licenseWashington, D.C. Postage stamp storage vault for storing completed stamps at the United States Bureau of Engraving and… https://www.rawpixel.com/image/12267851/photo-image-technology-public-domain-circleFree Image from public domain licenseWashington, D.C. Rotary postage stamp printing press showing gum fountain and electrical drying units at the United States… https://www.rawpixel.com/image/12267790/photo-image-plant-person-grassFree Image from public domain licenseWashington, D.C. Flatbed, single-way postage stamp perforating machine at the United States Bureau of Engraving and… https://www.rawpixel.com/image/12268010/photo-image-face-paper-personFree Image from public domain licenseWashington, D.C. Inspecting a postage stamp roll for proper gumming at the United States Bureau of Engraving and Printing.… https://www.rawpixel.com/image/12267750/photo-image-face-person-technologyFree Image from public domain license[Untitled photo, possibly related to: Washington, D.C. A view of 14th Street showing street cars, buses, taxicabs, and… https://www.rawpixel.com/image/12260351/photo-image-person-road-public-domainFree Image from public domain license[Untitled photo, possibly related to: Washington, D.C. A view of 14th Street showing street cars, buses, taxicabs, and… https://www.rawpixel.com/image/12260479/photo-image-person-sky-smokeFree Image from public domain licenseWashington, D.C. A view of 14th Street showing street cars, buses, taxicabs, and pedestrians in front of the U.S. Bureau of… https://www.rawpixel.com/image/12260360/photo-image-person-road-public-domainFree Image from public domain licenseWashington, D.C. A street scene in front of the United States Bureau of Engraving, showing workers boarding street cars on… https://www.rawpixel.com/image/12260336/photo-image-people-public-domain-architectureFree Image from public domain licenseWashington, D.C. Perforating, examining and counting postage stamps at the United States Bureau of Engraving and Printing.… https://www.rawpixel.com/image/12268063/photo-image-person-living-room-public-domainFree Image from public domain licenseWashington, D.C. Siderographer transferring stamp image from the die to the plate at the United States Bureau of Engraving… https://www.rawpixel.com/image/12267788/photo-image-person-technology-public-domainFree Image from public domain licenseWashington, D.C. Postage stamp coiling machine at the United States Bureau of Engraving and Printing. Sourced from the… https://www.rawpixel.com/image/12267783/photo-image-paper-person-artFree Image from public domain licenseWashington, D.C. Postage stamp storage vault for storing completed stamps at the United States Bureau of Engraving and… https://www.rawpixel.com/image/12268008/photo-image-person-technology-public-domainFree Image from public domain licenseWashington, D.C. Stamp coiling machine at the United States Bureau of Engraving and Printing. Sourced from the Library of… https://www.rawpixel.com/image/12267787/photo-image-paper-person-artFree Image from public domain license