JOSEPH SEWILL; a two-day marine chronometer no. 4929, the single chain fusee movement with canon barrel pillars, 4" silvered dial, signed with address '61 South Castle St. Liverpool, maker to The Amiralty', with Roman numerals, subsidiary seconds and up-and-down dial, red medal awards for 1862 and 1867 and with blue steel hands, set in a gimballed mount with tipsy key and in mahogany glazed two tiered case with brass military recessed side carrying handles, 19.5 x 18.5 x 18.5cm (sold with a book; Morris, W J; The Mariner's Chromometer) (2).