Author: United States. Bureau of Engraving and PrintingSort by: Date / Title Showing Items: 1 - 1 of 1
This is the final draft copy as sent to us by the Bureau of Engraving and Printing. It includes the study, plus four appendices.
United States. Bureau of Engraving and Printing, ([year]), Study of Mechanisms for the Denomination of Currency by the Blind or Visually Impaired, [issue title/date], accessed Mar 11, 2014 from FRASER, http://fraser.stlouisfed.org/docs/historical/Misc/study_of_mechanisms.pdf