Omslag voor het Kerstnummer 1893 van 'l'Illustration' (1893) by anonymous, Eugène Grasset and L Illustration https://www.rawpixel.com/image/13739126/image-paper-cartoon-faceFree Image from public domain licenseOmslag voor: De architect, hedendaagse en oude kunst, 1907 (1907) by anonymous, A A Kok, Architectura et Amicitia, H… https://www.rawpixel.com/image/13741065/image-paper-art-patternFree Image from public domain licenseOmslag voor: De architect. Plaatwerk van Architectura et Amicitia, 1897 (1896 - 1898) by Karel Petrus Cornelis de Bazel… https://www.rawpixel.com/image/13738448/image-paper-book-artFree Image from public domain license