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MYKOYNS
Philippine Numismatics
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Philippine Currency in Transition 1837–1861 & 1899–1903
Explore two major transitions in Philippine currency history, from the mixed coinage before the Manila Mint to the monetary reforms that led to U.S.-Philippine coinage in 1903.

MyKoyns
Sep 204 min read


Siping: The Forgotten Copper Money of Northern Luzon
Discover the history of siping, locally made copper money that circulated in Northern Luzon and the Cordillera when official small change was scarce.

MyKoyns
Aug 296 min read


What Makes a Philippine Coin Valuable?
Not every old Philippine coin is rare. Discover what truly determines a coin's value, from surviving specimens and condition to collector demand, metal content, and historical importance in Philippine numismatics.

MyKoyns
Jul 122 min read


Investigating the Origins of Grooved Philippine Coins
Explore the unusual origins of grooved Philippine coins and the question of whether they are mint errors, post-mint damage, scrap markings, or undocumented numismatic pieces.

MyKoyns
Jun 44 min read


How to Detect Counterfeit Philippine Coins
Learn how to detect counterfeit Philippine coins using key authentication methods, including specifications, visual inspection, and basic tests.

MyKoyns
May 182 min read


Problem Coins in Philippine Numismatics: What Damage Can Reveal About History
Learn how holed, cleaned, and damaged coins reveal real-world use and history. Explore problem coins in Philippine numismatics and how collectors interpret them.

MyKoyns
May 177 min read


History of Philippine Money
A quick look at the historical development of Philippine money across political transitions and economic reforms.

MyKoyns
May 172 min read


A Quick Dive into the History of Money
Discover the quick history of money, from barter systems and early coinage to paper money and modern monetary systems.

MyKoyns
May 172 min read
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