Emergence of Experimental Embryology in the United States. Original public domain image from Flickr https://www.rawpixel.com/image/9648461/image-background-medicine-abstractFree Image from public domain licenseOur Lady of Mercy, called “The Pilgrim of Quito” by unknown Cuzco artist, Peru, 18th Century https://www.rawpixel.com/image/9613983/image-peru-mexico-cubaFree Image from public domain licenseSinking ship, vintage illustration. Remixed by rawpixel. https://www.rawpixel.com/image/9810548/image-steam-art-fireView licenseSinking ship, vintage illustration. Remixed by rawpixel. https://www.rawpixel.com/image/9810530/image-border-steam-artView licenseJules Grévy takes the pulse of Marshal Macmahon, who lies sick in bed with a priest and another man; they are choking from… https://www.rawpixel.com/image/13973394/image-cartoon-face-personFree Image from public domain license