A Colt 1851 Navy .36 calibre, percussion cap, six shot, cap and ball revolver, serial number 186143 matching on all parts, top flat of barrel stamped ADDRESS COL SAML COLT NEW-YORK USA and COLT'S PATENT to the left-side of the frame, no trace of engraving, with walnut grips, barrel length 14cm, overall length 28cm