Scientific Hat Finishing and Renovating is a comprehensive guide to the art of hat making and repair, written by Henry L. Ermatinger and originally published in 1919. The book provides a step-by-step course of instruction on the various techniques and processes involved in finishing and renovating hats, including blocking, trimming, cleaning, and repairing. The text is accompanied by a wealth of detailed illustrations, which help to clarify the instructions and demonstrate the various tools and materials involved in the process. The book is aimed at both professional hat makers and amateur enthusiasts, and provides a valuable resource for anyone interested in the history and craft of hat making. Despite its age, the information contained in Scientific Hat Finishing and Renovating remains relevant and useful to this day, making it a must-read for anyone interested in the art of hat making and repair.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.