Description: ""Report Made To Thomas Corwin, Secretary Of The Treasury: Professor R. S. McCulloh, Of His Operations At The Mint Of The United States (1852)"" is a historical document written by Richard Sears McCulloh, an American chemist and metallurgist who served as the superintendent of the United States Mint in Philadelphia during the mid-19th century. The book is a detailed report of McCulloh's operations at the Mint, including his experiments with various metals and alloys, as well as his efforts to improve the efficiency and accuracy of the Mint's coin production process. The report also includes information on the Mint's finances, staffing, and equipment, as well as McCulloh's recommendations for future improvements. This book is a valuable resource for historians, numismatists, and anyone interested in the history of American coinage and metallurgy.Professor R. S. McCulloh, Of His Operations At The Mint Of The United States In Refining California Gold By His Zinc Method.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.