Diesel tree (Copaifera officinalis) illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. https://www.rawpixel.com/image/327065/premium-illustration-psd-vintage-flower-antique-botanicalView license
Png diesel branch with white flowers illustration https://www.rawpixel.com/image/2611466/free-illustration-png-watercolor-botanical-botanyView license
[Palace of the Shah, Paying respects to the Shah/Fete de Salam, Teheran, Iran [same as 12] ] https://www.rawpixel.com/image/8032735/photo-image-person-art-buildingFree Image from public domain license
Damascus (Esh-Sham). Bab El-Salam, Gate of Peace by The Matson Photo Service https://www.rawpixel.com/image/6823618/damascus-esh-sham-bab-el-salam-gate-peace-the-matson-photo-serviceFree Image from public domain license
Journal of a second expedition into the interior of Africa, from the Bight of Berin to Soccatoo / by the late Commander… https://www.rawpixel.com/image/14005581/image-face-person-artFree Image from public domain license
Diesel tree (Copaifera officinalis) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John… https://www.rawpixel.com/image/327087/free-illustration-image-botanical-flower-treeFree Image from public domain license