Skip to content
The Encyclopedia of Horology

Newcastle-under-Lyme and London, United Kingdom · 1768 – 1852

Edward Massey

Partially verified

Lever escapement variants and ship's logs

Life & work

Edward Massey developed forms of the lever escapement, including crank-roller arrangements associated with his name, during the period in which the English lever was taking its production shape.

He also patented nautical instruments, a reminder that many horologists worked across instrument making generally.

Training, contributions & innovations

  • Lever escapement variants used in early nineteenth-century English watches
  • Patented nautical instruments

Inventions & patents

  • Patent records exist for his escapement and instrument work; the specifications are the reliable source.

Signatures & markings on surviving work

  • Signed watches and instruments survive; escapement form is often the better identifier.

Collecting significance

Signatures on historic work were applied by retailers and by later hands as well as by makers, so attribution should rest on the movement's construction and on documented provenance rather than on the name alone. A specialist opinion is worth obtaining before any purchase made on the strength of a signature.

Related photographs

Chinese movement escapement and jewels
Chinese movement escapement and jewels — Hustvedt, CC BY-SA 3.0. Wikimedia Commons file page
Lever of a Watch Lever Escapement
Lever of a Watch Lever Escapement — Micky Aldridge from Finland, CC BY 2.0. Wikimedia Commons file page

No confidently matched photograph of this subject has been found yet. These photographs show a closely related record, and are not examples of the type described on this page.

Sources & references

  1. Britten, F. J., Old Clocks and Watches and Their Makers
  2. Loomes, B., reference works on British and European clockmakers (edition-dependent)
  3. Museum catalogue entries for signed examples

Where sources disagree, the disagreement is stated rather than resolved silently.