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Type A 'Bulle' electric clock

DocumentedSupported by at least one credible specialist source.

Record status

Individual type · partial

Period

1915-1925

The Type A 'Bulle' electrically-driven pendulum clock, bearing serial number 6160, dates from 1915 to 1925 and is preserved under object number 1922-675 in the Science Museum Group Collection.

The museum records that the clock was manufactured in France and sold by British Horo-Electric Ltd. of 109 Kingsway, London, England. Encased within a clear glass shade, the instrument features an open-center silvered or white dial displaying Arabic numerals and movement wheelwork, mounted on a turned wooden base alongside a vertical brass battery or mechanism pillar and an electromagnetic pendulum coil swinging along an arched bar.

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

Date
1915-1925
Type
electrically-driven pendulum clock
Materials
glass, wood, brass, steel
Serial Number
6160
Place recorded
France
Maker / attribution
British Horo-Electric Ltd.
Retailer/Distributor
British Horo-Electric Ltd.

Design

Visible features
• Open-center circular dial with Arabic numerals and Breguet-style hands. • Bulle signature printed below the 12 o'clock numeral. • Curved magnetic bar passing through an electromagnetic pendulum coil bob. • Turned circular wooden base supported on small rounded feet. • Small brass retailer plaque affixed to the rim of the base reading 'THE BRITISH HORO-ELECTRIC LTD. 109, KINGSWAY, LONDON, W.C.'. • Tall clear glass shade enclosing the entire clock assembly.
Identity and Distribution
In the Science Museum Group Collection, this timepiece is catalogued under object number 1922-675 as a Type A 'Bulle' electrically-driven pendulum clock, no. 6160. Museum records indicate that the clock was made between 1915 and 1925 in France and sold by British Horo-Electric Ltd. of 109 Kingsway, London, WC, England. Physical inspection notes record a small brass retailer plaque affixed to the rim of the base inscribed 'THE BRITISH HORO-ELECTRIC LTD. 109, KINGSWAY, LONDON, W.C.'.
Dial and Pendulum Arrangement
The timepiece features an open-center circular dial with Arabic numerals and Breguet-style hands, with a printed 'Bulle' signature positioned below the 12 o'clock numeral. As an electrically-driven pendulum clock, its regulating and drive arrangement includes a curved magnetic bar passing through an electromagnetic pendulum coil bob.
Physical Structure and Materials
Museum technical data record the clock's overall measurements as 390 mm by 200 mm, with materials listed as glass, wood (unidentified), brass (copper, zinc alloy), and steel (metal). Direct visual observation confirms the assembly rests on a turned circular wooden base supported on small rounded feet, with a tall clear glass shade enclosing the entire clock assembly.

Identification

Reference
1922-675
Object Number
1922-675
Serial number
6160
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: Museum records list the wood of the base as unidentified.
  • Research required: Internal wiring, coil windings, and battery contents within the vertical brass column cannot be verified solely from the external photograph.
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