The 1915 100 Pesos banknote issued by the Comisión Reguladora del Mercado de Henequén serves as a significant historical artifact of the Mexican Revolution, representing an emergency monetary measure by the short-lived breakaway administration of Colonel Abel Ortiz Argumedo in Yucatán.

Designed to fund local military resistance against the Constitutionalist forces, the note features a portrait of Miguel Hidalgo y Costilla on the obverse and the architectural facade of the Casa de Montejo on the reverse, symbolizing regional identity and political legitimacy. Because the subsequent administration of General Salvador Alvarado systematically demonetized and destroyed this currency upon reclaiming the state, the note—particularly in uncirculated condition—is considered an exceptionally rare and valuable numismatic rarity, prized by collectors  ...