This instance is from Wikipedia and should be reused under a CC BY-SA license. They can be sculpted into several styles for the duration of this method, sometimes resulting in deep thumb-print like indentations on their surfaces referred to as regmaglypts. From Wikipedia References in periodicals archive ? Sculpted via https://jaredsaegg.anchor-blog.com/16709747/not-known-factual-statements-about-sculpted-md-lakewood