She served as the 43rd Treasurer of the United States and was the CEO of the Bureau of Engraving and Printing and the U.S. Mint, including Fort Knox with oversight over 4,000 employees and a $5 ...
Nova Sign Printing expands its services with modern laser engraving, metal etching ... on Metal is another specialized service provided by us. This process creates durable, precise markings ...
Chen was responsible for innovations and improvements in printing and engraving, as well as for various currency reforms. [2] Quick Facts Born, Died ... In 1908, Chen was appointed deputy director of ...