De aarden pot en de ijzeren pot (1890) by Job, Job and Albert Quantin https://www.rawpixel.com/image/13780391/aarden-pot-ijzeren-pot-1890-job-job-and-albert-quantinFree Image from public domain licenseStruiken op een aarden wal (1817 - 1884) by Jean Alexis Achard https://www.rawpixel.com/image/13777423/struiken-een-aarden-wal-1817-1884-jean-alexis-achardFree Image from public domain license