April 13, 1891
Clause (c) of section 2 of General Rule III is hereby revoked, and clauses (d), (e), (f), (g), and (h) are lettered, respectively, (c), (d), (e), (f), and (g).
BENJ. HARRISON
Benjamin Harrison, Executive Order—Amendments of Civil Service Rules Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/205704