An apothecary in his laboratory concocting a mixture. Wood engraving by F.Mc F after, 1876, after H.S. Marks. https://www.rawpixel.com/image/13980382/image-cartoon-face-personFree Image from public domain licenseAn apothecary in his laboratory concocting a mixture. Wood engraving by F.Mc F after, 1876, after H.S. Marks. https://www.rawpixel.com/image/13991653/image-cartoon-face-personFree Image from public domain license