FOUR BRASS FIRE RESISTING SAFE-DOOR PLAQUES LATE 19TH CENTURY all decorated with the Royal Coat of Arms, comprising: a rare Royal Warrant Patent Plaque, inscribed 'Makers to her Majesty by appointment Hobbs Hart & Co. Limtd London Patents', two for 'Milners 212 patent', the other for 'C. S. P. Wood & Co.', together with another brass Royal Coat of Arms (5) 24.5cm (max) Provenance The Sir Michael Codron Collection of Lions.

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