The 'Allenburys' Milk-Foods : free, not only from harmful organisms, but from their toxic products : October 1906. https://www.rawpixel.com/image/13959927/image-paper-public-domain-postage-stampFree Image from public domain licenseDeath as a lethal confectioner making up sweets using arsenic and plaster of Paris as ingredients; representing the toxic… https://www.rawpixel.com/image/14004663/image-paper-cartoon-faceFree Image from public domain licenseThe 'Allenburys' Milk-Foods : free, not only from harmful organisms, but from their toxic products : June 1906. https://www.rawpixel.com/image/14007142/image-paper-public-domain-postage-stampFree Image from public domain license