This example is from Wikipedia and could be reused beneath a CC BY-SA license. They may be sculpted into several designs in the course of this process, at times leading to deep thumb-print like indentations on their own surfaces identified as regmaglypts. From Wikipedia If by any likelihood you see https://juliusgvhga.blogdeazar.com/36612371/5-essential-elements-for-sculpted-md-lakewood