1945-09-01: Rivadavia's Death Centenary
Death Centenary of Bernardino Rivadavia (1780-1845) - MausolDeath Centenary of Bernardino Rivadavia (1780-1845)Death Centenary of Bernardino Rivadavia (1780-1845)
1945-08: Famous Argentinians - Typo
Bernardino Rivadavia (1780-1845)
1945-03: Famous Argentinians - No wmk
Justo José de Urquiza (1801-1870), GeneralJosé Francisco de San Martín (1778-1850)Martín Miguel de Güemes (1785-1821)Domingo Faustino Sarmiento (1811-1888), President, WriterJusto José de Urquiza (1801-1870), GeneralJusto José de Urquiza (1801-1870), GeneralJusto José de Urquiza (1801-1870), GeneralDomingo Faustino Sarmiento (1811-1888), President, WriterMartín Miguel de Güemes (1785-1821)
1945-03-01: Main Post Office, Buenos Aires
Post Office Building, Buenos AiresPost Office Building, Buenos AiresPost Office Building, Buenos Aires.Post Office Building, Buenos AiresPost Office Building, Buenos AiresPost Office Building, Buenos Aires
1945-03: Country Products - No wmk
Bull (cattle breeding), large sizeMerino SheepOil WellMerino Sheep (Ovis ammon aries)
1945: Official
Martín Güemes, ovp.Martín Miguel de Güemes (1785-1821), ovpt.Martín Miguel de Güemes (1785-1821), ovpt.Fruits - ovpt.South America Map without borderlines, ovpt.Justo José de Urquiza (1801-1870), ovpt.Mariano Moreno (1778-1811), ovpt.Nartín Miguel de Güemes (1785-1821), ovpt.South America Map without borderlines, ovpt.South America Map without borderlines, ovpt.
1945: Air Mail
MercuryPlane and LetterPlane and LetterPlane and Letter
1945-01: Famous Argentinians - Wmk round sun RA
Justo Josè de Urquiza (1801-1870), General