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Prototype Mold Making Book

One-Off Mold & Cast is a fascinating, educational, and creative introduction to the mold-making process. Learn how and why paleontologists and archaeologists use mold making to duplicate precious, rare fossils and artifacts.

Learn about the different kinds of molds and molding materials. With these instructions, make a Seamless Mold of your hand. Once the mold is made, make a permanent cast from the mold. Give the cast to a friend.