Free Brooklyn Bridge, New York City, grayscale image, public domain travel CC0 photo. https://www.rawpixel.com/image/5920648/photo-image-public-domain-free-cityFree Image from public domain licenseNew York png cityscape silhouette, transparent background. Remixed by rawpixel. https://www.rawpixel.com/image/9609382/png-border-personView licenseGold-inlaid Colt Model 1849 Pocket Revolver (serial no. 63306) https://www.rawpixel.com/image/12491030/gold-inlaid-colt-model-1849-pocket-revolver-serial-no-63306Free Image from public domain licenseInterior of Issac D. Smith & Co. Pharmaceutical Chemists and Druggist, Cor. Fulton and Washington Streets, Brooklyn, N.Y. https://www.rawpixel.com/image/14301921/photo-image-person-cross-artFree Image from public domain licenseFrederick Douglass with The Commissioners to Santo Domingo, Brooklyn Navy Yard, January 1871 https://www.rawpixel.com/image/14305575/image-face-people-artFree Image from public domain licenseBrooklyn Navy Yard. Pyramids of Shot. by Edward and Henry T Anthony and Co https://www.rawpixel.com/image/14283946/brooklyn-navy-yard-pyramids-shot-edward-and-henry-anthony-andFree Image from public domain licenseSchooner, Sloop, and Ferry Boat, with Brooklyn in the Distance. by Edward Anthony https://www.rawpixel.com/image/14284564/photo-image-art-water-public-domainFree Image from public domain license