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Brt-503m5. |
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Photo from Graham Byfield at Sovereign
Rarities |
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Wt = 5.83g. Axis ↑↑ |
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Photo from Noonan 8th Feb
’23 (Puddester), lot 243 |
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Wt = 5.84g. Diam = ~24mm |
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Photo from Baldwin/Markov New York
sale XI, lot 536 |
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