Submission of the Emperor Frederick Barbarossa to Pope Alexander III by Federico Zuccaro https://www.rawpixel.com/image/8978619/image-paper-person-artFree Image from public domain licenseMedallion Portraits of Henry and Margaret of Navarre (recto) and Portraits of Barbarossa and of Muleasem of Tunis (verso)… https://www.rawpixel.com/image/8982892/image-paper-cartoon-personFree Image from public domain licenseSinan the Jew and Haireddin Barbarossa by Imitator of Gentile Bellini https://www.rawpixel.com/image/8962829/sinan-the-jew-and-haireddin-barbarossa-imitator-gentile-belliniFree Image from public domain licenseGrape Barbarossa (Vitis vinifera) from Pomona Italiana (1817 - 1839) by Giorgio Gallesio (1772-1839). Original from New York… https://www.rawpixel.com/image/416333/premium-illustration-psd-grape-fruit-trees-vitis-viniferaView licenseThe Emperor Frederick Barbarossa Submitting to Pope Alexander III in the Presence of a Doge https://www.rawpixel.com/image/9328453/image-paper-art-vintageFree Image from public domain licenseHand drawn bunch of Barbarossa wine grapes design element https://www.rawpixel.com/image/2447450/free-illustration-png-grape-wineView licenseHand drawn bunch of Barbarossa wine grapes sticker design element https://www.rawpixel.com/image/2448666/free-illustration-png-grapes-red-wineView licenseThe Submission of the Emperor Frederick Barbarossa to Pope Alexander III by Federico Zuccaro https://www.rawpixel.com/image/14246945/image-dogs-face-personFree Image from public domain licenseGrape Barbarossa from Pomona Italiana illustration https://www.rawpixel.com/image/487875/premium-illustration-vector-wine-fruitsView licenseGrape Barbarossa (Vitis vinifera) from Pomona Italiana (1817 - 1839) by Giorgio Gallesio (1772-1839). Original from The New… https://www.rawpixel.com/image/321785/free-illustration-image-vitis-vinifera-vintage-grapes-botanical-grapeFree Image from public domain licenseGrape Barbarossa from Pomona Italiana (1817 - 1839) by Giorgio Gallesio (1772-1839). Original from New York public library.… https://www.rawpixel.com/image/487873/premium-illustration-vector-grape-vine-pomona-italiana-leaves-vintageView licenseGrape Barbarossa from Pomona Italiana (1817 - 1839) by Giorgio Gallesio (1772-1839). Original from New York public library.… https://www.rawpixel.com/image/487953/premium-illustration-vector-pomona-italiana-antique-bookView licenseHand drawn bunch of Barbarossa wine grapes sticker with a white border https://www.rawpixel.com/image/2448659/premium-illustration-psd-black-grape-grapes-botanicalView license