A pair of 12-bore 'Twelve-Twenty' backlock ejector guns by Charles Lancaster, no. 16355/6

In a leather case with Charles Lancaster trade-label

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Buyer's Premium Rates
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27% of the hammer price of amounts in excess of £40,000 up to and including £800,000;
21% of the hammer price of amounts in excess of £800,000 up to and including £4,500,000;
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