Articles

Background reading — 10 illustrated essays on how ancient coins were made, weighed, debased, marked and collected.

Silver & the state · 211 BC – AD 388

The silver goes bad

Rome broke its promise about metal so slowly that almost nobody saw it happening — and hid the evidence so well it fooled the scientists for a century. Six centuries of debasement, read off the collection's own denarii.

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Macedon & Asia · 356–323 BC

Alexander the Great

The king, the four battles, and the coinage of a lifetime — from the Great King's sigloi and Philip's gold to the Herakles tetradrachm that became the money of the Hellenistic world, and the successors who put Alexander's face on it.

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ΑΛΕΞΑΝΔΡΟΥ

Imperatorial coinage · Patrae, 32–31 BC

Pay the Legions

In the last winter of the Republic, Antony struck a coin for every legion in his army — and this collection is gathering one denarius for each of the twenty-five issues, tracked on the legion wall.

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LEG•X

Mint practice · c. 510 BC – AD 250

Struck, not made

An ancient coin is not poured or printed — it is a disc of metal beaten between two engraved dies until it flows into their hollows.

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Second Punic War · 218–201 BC

Hannibal's War Money

The coins that paid for the war that nearly ended Rome — the elephant shekels of Carthage, the silver of Barcid Spain, and the denarius born in the wreckage of Cannae.

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Weights · Athens & Rome · c. 546 BC – AD 235

The libra and the drachm

A coin is a weight of metal with a stamp that vouches for it — so why does a denarius scatter below 3.9 g and an owl sit just under 17.2? The standards behind the silver, read off the collection's own scales.

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Reverse of an Athenian owl tetradrachm

Later interventions · Rome & the provinces

Countermarks and second lives

A punch stamped into an already-circulating coin — a later authority revalidating, revaluing, or re-branding money it did not strike.

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AVG

Circulation marks · Athens & the Levant · 5th–4th c. BC

Test cuts and bankers

The chisel gashes on so many owls are not damage — they are a banker checking for a plated core, a test Athens even wrote into law. On a well-travelled coin they are provenance, not a fault.

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Surfaces · silver & bronze

Toning, patina, and the eye

The colour on old silver and bronze is a chemistry of centuries — and the difference between a coin that is protected and one that is quietly dissolving.

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Reverse of a denarius of Hadrian

Off-topic · sample

Claude Code absolutely rocks

A brief, entirely unbiased word from the tool that built this catalogue — the resident text-only banner.

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John's Ancient Coin Collection · Articles