Rosewood Cased Marine Chronometer No. 1636 by John Poole
Record status
Individual type · partial
Period
mid 19th century
This mid-19th-century marine chronometer is source-attributed to John Poole of London, numbered 1636. The silvered brass dial displays Roman numerals along with subsidiary dials for state of wind (up/down) and running seconds, inscribed 'John Poole / Maker To The Admiralty, / London No.
1636'. The chronometer movement is mounted within a brass gimbal ring housed in a brass-bound rosewood case. The exterior features a brass drop handle, an escutcheon, and an ivory plaque on the upper lid inscribed 'John Poole / 1 Upper East Smithfield / and Commercial Road'.
Evidence at a glance
- Linked sources
- 1
- Photograph views
- 1
- Catalogue references
- 0
Counts describe this entry’s documentation, not authenticity, rarity or completeness. Photographs may show one specimen; check each caption and licence.
Technical characteristics
- Type
- Two-day marine chronometer
- Maker
- John Poole
- Dial Diameter
- 11.5 cm
- Serial Number
- 1636
- Place recorded
- United Kingdom
- Case Dimensions
- 17 cm wide, 18.5 cm high, 17 cm deep
- Dial Inscription
- John Poole / Maker To The Admiralty, / London No. 1636
- Plaque Inscription
- John Poole / 1 Upper East Smithfield / and Commercial Road
- Maker / attribution
- John Poole
Design
- Visible features
- • Silvered dial with Roman numeral chapter ring and subsidiary dials for state of wind and seconds • Dial inscribed 'John Poole / Maker To The Admiralty, / London No. 1636' • Movement suspended in a brass gimbal mount with locking mechanism inside a brass-bound rosewood case • Upper viewing lid is glazed and hinged open • Brass side drop-handle and starburst-style keyhole escutcheon on the front • Ivory plaque mounted on the top edge of the lid
- Construction and Dimensions
- The instrument is housed in a brass-bound rosewood case. The overall dimensions of the case are 17cm wide, 18.5cm high, and 17cm deep. The dial features a diameter of 11.5cm. The construction incorporates subsidiary dials for up/down indication and seconds.
- Object Identity and Inscriptions
- This marine chronometer is identified as No. 1636 and attributed to John Poole. The silvered brass dial is inscribed to denote the maker's association with the Admiralty. An ivory plaque on the object is inscribed with the name John Poole and the addresses 1 Upper East Smithfield and Commercial Road.
- Documentation and Historical Context
- The object is described in the source as a mid-19th-century marine chronometer. Technical details regarding the movement or escapement are not provided in the source text. Specific chronological dating beyond the mid-19th-century estimate is not provided in the source.
Identification
- Serial number
- 1636
- Source note
- Facts transcribed from the linked source listing or collection record. Attribution and specifications are source-reported and have not been independently authenticated.
Catalogue references
No catalogue numbers recorded. Numbers are only published once transcribed from a verified edition of a standard catalogue — they are never inferred.
Research required
- Research required: Movement caliber and escapement components are not documented in the source text or visible in the photograph
- Research required: Running duration is not stated in the source text, though the up/down subsidiary register is scaled up to 54 hours
- Research required: Contains antique ivory subject to trade regulations