Martín Miguel Juan de Güemes (1785-1821), ovpt. “M.O.P.”

20 ¢ 1936

Argentina

Inscription: Martin Güemes. Overprint “M.O.P.” with profiled letters

Ministry of Public Works

Mariano Moreno (1778-1811), ovpt. “M.O.P.”	Map of South America without borderlines, ovpt. “M.O.P.”	Martín Miguel Juan de Güemes (1785-1821), ovpt. “M.O.P.”	Cattle (Bos primigenius taurus)
Merino Sheep (Ovis ammon aries), ovpt. "M.O.P."	Oil well, ovpt. “M.O.P.”	Map of South America with borderlines, ovpt. “M.O.P.”	Domingo Faustino Sarmiento (1811-1888), ovpt. “M.O.P.”
Justo José de Urquiza (1801-1870), ovpt. “M.O.P.”	José Francisco de San Martín (1778-1850), ovpt. “M.O.P.”	Mariano Moreno (1778-1811), ovpt. “M.O.P.”	Bernardino Rivadavia (1780-1845), ovpt. “M.O.P.”