My great grandfather's step mother was the descendent of a tailor that helped Benjamin Franklin create stamping devices to prototype the country's first stamps. Many years later, she donated the leather stampings she had inherited to the Smithsonian.
DIY pencil eraser stamps: What a great simple idea! I was trying to figure out out to save cost for a logo stamp of my upcoming jewelry line, et voila! still one of my kid's big pencil with eraser and do it myself!