Mexico 1919-M 50 centavos KM-446
The first specimen was lot 1947 in Classical Numismatic Group's auction of the Richard Lissner collection (Chicago, August 2014), where it sold for $96.80. The catalog description[1] noted, "MEXICO, Estados Unidos Mexicanos. 1905-pres. AR 50 Centavos. Ciudad de México (Mexico City) mint. Dated 1919 M. In NGC encapsulation graded MS 64. Choice lightly toned violet patina. Purchased from Meridian Coin Company, November 1975." This is the second date of a type struck 1918-19. In the reform of 1905, the fifty centavos was reduced from 13.54 g, 0.903 fine silver to 12.5 g, 0.800 fine. In 1918, the diameter was reduced from 30 mm to 27 mm and the weight lowered to 9.06 g. In late 1919, the weight was lowered again, to 8.33 g, and the purity reduced to 0.720 fine. The fifty centavos was struck in that form until 1945.
Recorded mintage: 29,670,000 plus 10,200,000 of the lighter type (KM 447).
Specification: 9.06 g, 0.800 fine silver, 27 mm diameter, reeded edge, this specimen Ø27 mm, 9.02 g, 6h axis.
Catalog reference: KM 446.
- Amaya Guerra, Carlos Abel, Epitome Ilustrado de la Moneda Mexican Moderna, 1905 a 2015, Monterrey, Mexico, 2015.
- Bailey, Don and Lois, Whitman Encyclopedia of Mexican Money, Volume 1, An Illustrated History of Mexican Coins and Currency, Atlanta: Whitman Publishing, 2014.
- 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.
- Harris, Robert P., A Guide Book of Modern Latin American Coins, Racine, WI: Whitman Publishing Co., 1966.
- Utberg, Neil S., The Coins of Mexico, 1536-1963, San Antonio, TX, 1963.
- [1]Teller, M. Louis, and Victor England, Jr., The Richard Lissner Collection, Lancaster, PA: Classical Numismatic Group, 2014.
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