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Brt-1850a. Wt = 2.90g. Diam =
16.7-17.1mm |
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Photo from
Bob Johnston |
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Wt = 2.94g |
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Photo from
Noonan 8th Feb ’23 (Puddester), lot 798 |
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Wt = 2.93g. Diam = ~16.3mm |
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Photo from
Zeno 275010, posted by Lingen |
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