Ancient Coin Collection

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Coin Name *

Struck Date Range

Start

End

Approximate (c.) Checked: only Start year is shown (e.g., c. 500 BCE). This field is manual and not used for period lookup.

Period (Nomisma link) Paste a Nomisma ID URL (e.g., https://nomisma.org/id/roman_republic). No lookup performed.

Origin/Mint

Ruler/Authority

Material

Weight (g)

Diameter (mm)

Description

References (for lookup & enrichment) Add catalog references in structured format (RIC, RRC/Crawford, CPE, HGC, SNG, Other). These enable future automatic type enrichment and similar coin lookups.

Other reference note (free text)

Obverse Description

Reverse Description

Coin Images (Front/Back)

Preferred format 1:1 (square). Use the highest resolution you have. White or neutral background is OK—viewer will auto-fit.

External Image URLs (optional)

Obverse URL Relative paths like /coin-images/denarius-obv.jpg load from the bundled coin-images folder. Reverse URL Leave blank to keep uploads for that face. External URLs override uploaded files.

Use HTTPS links or relative paths (e.g. /coin-images/my-coin.jpg). When provided, the app skips storing large blobs in LocalStorage.

3D Model (Optional) Upload a 3D model file (.glb, .gltf, or .obj)

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🪙 Ancient Coin Collection

Add a New Coin

Period Timeline

Rulers

Key Events

Data Trace

Technical & Iconography Comparison