1 colon 1972 specimen

Common. This specimen note, while a non-circulating sample, was produced as part of standard security printer practices and sample distribution processes. The catalog reference (P-115s) indicates it is a catalogued specimen variety of an established issue. The eBay market data shows specimen notes of this type selling for approximately $30–$57 in UNC condition, which is consistent with common specimen notes. Specimen notes from this period and issuer are regularly available in the numismatic market, indicating substantial production and preservation of samples.

This 1972 specimen note was issued during El Salvador's mid-20th century economic period under the Banco Central de Reserva, which had been established to manage the nation's monetary policy. The note commemorates two significant historical figures: José Simeón Cañas, a 19th-century Salvadoran intellectual and priest who advocated for abolition, and Christopher Columbus, the explorer whose voyages shaped the colonial history of the Americas and Central America. The formal engraved design and European security printer reflect the Central American banking standards of the early 1970s.

The obverse features a formal portrait of José Simeón Cañas, rendered as a black and white engraving on the right side of the note, depicting a man with dark hair and mustache in formal attire. The design incorporates ornate circular medallions containing the numeral '1' positioned in both left and right edges, and a central circular emblem displaying 'UN COLON' with decorative border work. The background employs horizontal line patterns in orange/tan and pink tones, creating a vibrant multicolored underprint typical of mid-20th century Central American currency. The reverse features a prominent circular portrait medallion of Cristóbal Colón (Christopher Columbus) rendered in profile within an engraved circular frame, surrounded by four corner medallions each containing the numeral '1' with decorative frames. The reverse background is predominantly red/pink with intricate engraved line patterns throughout. All design elements reflect the high-quality engraving standards of Thomas De La Rue's security printing.

FRONT SIDE: 'EL BANCO CENTRAL DE RESERVA DE EL SALVADOR' (The Central Reserve Bank of El Salvador) | 'PAGARÁ EN EFECTIVO AL PORTADOR' (Will pay in cash to the bearer) | 'SAN SALVADOR,' (San Salvador,) | '24 DE OCTUBRE DE 1972' (October 24, 1972) | 'UN COLON' (One Colón) | 'SERIE' (Series) | 'IA' (Series designation) | 'MUESTRA' (Specimen) | 'JOSE SIMEON CAÑAS' (José Simeón Cañas) | 'DIRECTOR' (Director) | 'PRESIDENTE' (President) | 'GERENTE' (Manager) | '00000000' (Serial number—specimen zeros). BACK SIDE: 'BANCO CENTRAL DE RESERVA DE EL SALVADOR' (Central Reserve Bank of El Salvador) | 'UN COLON' (One Colón) | 'MUESTRA SIN VALOR' (Specimen without value) | 'CRISTOBAL COLON' (Christopher Columbus) | 'THOMAS DE LA RUE & COMPANY, LIMITED.' (Thomas De La Rue & Company, Limited—printer) | '40'-72' (Production reference code) | '045' (Note reference number).

This note was produced using intaglio (engraved) printing, the primary security printing method of Thomas De La Rue & Company Limited of London. The fine engraved line patterns, intricate cross-hatching in the circular portrait medallions, and detailed border work throughout the design are characteristic of intaglio engraving. The multicolored background on the obverse and the red-dominant reverse were applied using separate color plates, a standard technique for security banknotes of this era. The specimen overprint 'MUESTRA' and zero serial numbers were applied post-printing, as indicated by their appearance on the finished note.

This is a specimen variety (P-115s) of the 1 Colón 1972 issue. The visual analysis confirms this is a specimen note with the characteristic 'MUESTRA' (Specimen) overprint and zero serial number (00000000) prefix. The date of October 24, 1972, matches the catalog date. The Series 'IA' designation and the production reference code '40'-72' with note reference '045' visible on the reverse are consistent with Thomas De La Rue specimen production records. The PMG population report indicates P-115a as a variant, suggesting this specimen (P-115s) is a distinct catalogued variety from the regular issued notes.