August 17, 1889
Clause 5 of Railway Mail Rule II is hereby amended by adding thereto the following clauses:
(d) Clerks employed exclusively as porters in handling mail matter in bulk, in sacks, or pouches, and not otherwise.
(e) Clerks employed exclusively on steamboats.
Approved:
BENJ. HARRISON
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/206080