Executive Order—Amendment of Civil Service Rules
October 29, 1889
Section 2 of Special Departmental Rule No. I is hereby amended by adding to the places excepted from examination in the Bureau of Engraving and Printing the following: "plate cleaners, transferrers, hardeners, provers, pressmen, machinists, plumbers, carpenters, and blacksmiths."
Benjamin Harrison, Executive Order—Amendment of Civil Service Rules Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/206207