A good mid-19th century two-day mahogany marine chronometer
Richard Hornby, Liverpool, No. 793
The three part case with blank brass cartouche inlaid on the top lid, the centre section with 12 point brass star button above an ivory number plaque, the lower section with similar twelve point inlaid brass escutcheon and hinged handles. The 3.5 inch silvered Roman dial with subsidiary power reserve dial at XII over an observatory style seconds at VI numbered 793 with blued steel and gold hands. The spotted movement with four ringed pillars and maintaining power to the chain fusee, free sprung blued steel helical balance spring with diamond endstone and Earnshaw type detent escapement, cut and compensated bimetallic balance with keystone balance weights, sitting in a weighted gimballed bowl bearing a faded stamp from an Antwerp chandler (?), with sliding dust cover. Ticking with two winding keys and a case key.
Paperwork with the lot includes a ship's logbook and other items, see footnote. 16cms (6ins) wide
Footnotes:
Purchased 25 April 2012 from Jeffrey Formby Antiques.

This lot comes with a variety of associated paraphernalia detailed below. The chronometer was on board the SS Queen Helena between 1910-1913, captained by Thomas Rankine. It is suggested by one of the chronometer's previous owners that the timepiece was personally owned by Thomas Rankine and was present on all his voyages.

Thomas Rankine's Log book beginning March 1893.
Chronometer Rating certificates on SS Queen Helena (1 from Liverpool, 4 from New York, 1 from Swansea, 1 from Buenos Aires) 1910-1913.
Certificate of Master in the Merchant Service, dated 1884 for Thomas Rankine.
Registration Ticket of Master from The Shipping Federation in 1892 for Thomas Rankine.
Ship Token for Clan Buchanan, one of Rankine's ships.
Photo of Rankine using a sextant on the SS Queen Helena.
2 undated obituaries for Thomas Rankine.
Note from a previous owner.
Various computer printouts regarding Richard Hornby, Thomas Rankine, and the current lot when offered for sale by Jeffrey Formby Antiques as well as a complete printout of an Antiquarian Horology biography of Richard Hornby.

For a biography of Richard Hornby, see the Appendix.
This lot is subject to the following lot symbols: Y Ф
Y Subject to CITES regulations when exporting items outside of the EU, see clause 13.
Ф This lot contains or is made of ivory and cannot be imported into the USA or any country within the EU.