This example is from Wikipedia and will be reused underneath a CC BY-SA license. They are often sculpted into a variety of shapes throughout this method, from time to time resulting in deep thumb-print like indentations on their own surfaces referred to as regmaglypts. From Wikipedia References in periodicals archive https://sculpted-md-lakewood72479.ourcodeblog.com/36649535/not-known-details-about-sculpted-md-lakewood