This example is from Wikipedia and should be reused underneath a CC BY-SA license. They can be sculpted into various designs during this process, occasionally leading to deep thumb-print like indentations on their own surfaces referred to as regmaglypts. From Wikipedia References in periodicals archive ? Sculpted through the internationally-acclaimed https://zionugmkq.blogolize.com/sculpted-md-lakewood-an-overview-75398821