Catalogus
| Uitgever | British West Africa |
|---|---|
| Jaar | 1920 |
| Type | Log in om details te zien |
| Waarde | Log in om details te zien |
| Valuta | Log in om details te zien |
| Samenstelling | Log in om details te zien |
| Gewicht | Log in om details te zien |
| Diameter | Log in om details te zien |
| Dikte | Log in om details te zien |
| Vorm | Log in om details te zien |
| Techniek | Milled |
| Oriëntatie | Log in om details te zien |
| Graveur(s) | Log in om details te zien |
| In omloop tot | Log in om details te zien |
| Referentie(s) | Log in om details te zien |
| Beschrijving voorzijde | The obverse of this reverse trial piece is entirely blank and uniface, presenting a plain, featureless field with no effigy, legend, or design element of any kind. The surface displays the characteristic texture of a tin brass planchet prepared for trial striking. As a reverse trial, only the reverse die was used, leaving the obverse face unstruck and devoid of any impression. |
|---|---|
| Schrift voorzijde | Log in om details te zien |
| Opschrift voorzijde | Log in om details te zien |
| Beschrijving keerzijde | Log in om details te zien |
| Schrift keerzijde | Latin |
| Opschrift keerzijde | Log in om details te zien |
| Rand | Log in om details te zien |
| Muntplaats | Log in om details te zien |
| Oplage | Log in om details te zien |
| Aanvullende informatie |
Trial pieces for British West Africa were produced at the Royal Mint as internal assessments of new compositions or designs before committing to full production runs. This tin brass example from 1920 predates the eventual aluminum bronze coinage and represents one of several alloy experiments the Mint conducted for the West African currency board during this period. Tin brass was ultimately rejected — corrosion resistance in humid tropical climates was a known concern, and the colonial administration demanded longevity from low-denomination circulation coinage.
Fewer than a handful of examples are recorded.