JOHN MANTON & SON, LONDON A CASED 12-BORE PERCUSSION DOUBLE-BARRELLED SPORTING GUN, serial no. 11019, for between 1835-44 with 32in. twist barrels with mostly illegible Dover Street signature to the top-rib, the breech-blocks with engraved platinum vents, engraved top-tang (detail rubbed), flat border, scroll and gamescene engraved locks signed 'JOHN MANTON & SON PATENT', engraved slab-sided hammers (one with small fracture forming below head), walnut half-stock chequered at the wrist, applied leather cheek-pad, engraved iron furniture (detail rubbed) and original ebony ramrod, together with a mahogany storage case lined and compartmented in green baize (some renewals) originally for a flintlock by the same maker, original parchment trade-label and a small number of added period accessories.

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