Shallow Ritual Food Cauldron (Ding) with Legs in the Form of Dragons https://www.rawpixel.com/image/11797776/shallow-ritual-food-cauldron-ding-with-legs-the-form-dragonsFree Image from public domain licenseElevator Grille Ornament from Schlesinger and Mayer Store, Chicago, Illinois by Louis H. Sullivan (Architect) https://www.rawpixel.com/image/8937620/photo-image-hand-cross-patternFree Image from public domain licenseEight-foiled Mirror with Inscription Hwang Bi Chang Cheon https://www.rawpixel.com/image/11795739/eight-foiled-mirror-with-inscription-hwang-chang-cheonFree Image from public domain license