1881-06-30
Law and tariff of 30 June 1881 on postage
Haitian
The postage on newspapers, printed matter, books, pamphlets, business papers and samples of merchandise is fixed at 1 centime per 50 grams or fraction of 50 grams, but only up to 250 grams. (Decree of the National Assembly of 23 June 1881 on the Postal Union; Law of 30 June 1881 and tariff; Law of 18 October 1881.)
Rouzier tells this under the entry HAÏTI: Postal Union.
Source · p. t. II, p. 138
Sémexant Rouzier, Dictionnaire géographique et administratif universel d'Haïti (t. II) (1892), p. t. II, p. 138