Mexico 1844-Go PM 1/2 real

Ponterio sale 159, lot 8155

photo courtesy Ponterio & Associates

The type was struck at Guanajuato 1826-68, with assayer PM (Patrick Murphy) listed for 1842-48. This specimen was lot 8155 in Ponterio sale 159 (Baltimore, March 2011), where it sold for $431.25. The catalog description^[1] noted, "MEXICO. Guanajuato. 1/2 Real, 1844-GoPM. NGC MS-64." The SCWC notes an 1844/3 overdate. This date is listed as common.

Recorded mintage: unknown.

Specification: 1.69 g, 0.903 fine silver, .049 troy oz ASW.

Catalog reference: KM 370.7.

Source:

• Busse, Dave, A Minor Challenge: A Study of Mexican Republic Silver ¼, ½, 1, 2 and 4 Reales Die Styles,, Harlingen, TX: 2018.
• Buttrey, T. V., and Clyde Hubbard, A Guide Book of Mexican Coins, 1822 to date, 6th ed., Iola, WI: Krause Publications, 1992.
• Michael, Thomas, and Tracy L. Schmidt, Standard Catalog of World Coins, 1901-2000, 47th ed., Iola, WI: Krause Publications, 2019.
• Utberg, Neil S., The Coins of Mexico, 1536-1963, San Antonio, TX, 1963.
• ^[1]Ponterio, Richard, Ponterio sale 159: the March 2011 Baltimore Auction, featuring the Len Novotny collection, Irvine, CA: Stack's-Bowers & Ponterio, 2011.

Links to:

• 1842-G^O PJ real
• 1842-G^O PM real
• 1844-G^A LR ¼ real
• 1844-G^A MC ¼ real
• 1844-GC ¼ real
• 1844-G^O ¼ real
• 1844-M^O ¼ real
• 1844-SLP^I ¼ real
• 1844-C^A ½ real
• 1844-G^A ½ real
• 1844-GC ½ real
• 1844-M^O ½ real
• 1844-P^I ½ real
• 1844-Z ½ real
• 1844-C^A real
• 1844-D real
• 1844-G^A real
• 1844-GC real
• 1844-G^O real
• 1844-P^I real
• 1844-Z^S real
• 1844-D^O 2 reales
• 1844-G^A 2 reales
• 1844-GC 2 reales
• 1844-G^O 2 reales
• 1844-P^I 2 reales
• 1844-Z^S 2 reales
• 1844-G^A 4 reales
• 1844-P^I 4 reales
• 1844-Z^S 4 reales
• 1844-C^A 8 reales
• 1844-D^O 8 reales
• 1844-G^A 8 reales
• 1844-GC 8 reales
• 1844-G^O 8 reales
• 1844-M^O 8 reales
• 1844-P^I 8 reales
• 1844-Z^S 8 reales
• 1844-D^O ½ escudo
• 1844-M^O ½ escudo
• 1844-GC escudo
• 1844-G^A 4 escudos
• 1844-GC 8 escudos
• 1844-G^O 8 escudos
• 1844-M^O 8 escudos
• 1845-G^O ½ real
• Coins and currency dated 1844
• return to Mexican imperial and republican coinage, 1822-1905