Marine timekeeper (copy of H4) · England
Kendall K1
VerifiedCommissioned by the Board of Longitude as a copy of H4; carried by James Cook on his second and third voyages, and praised by him.
Technical facts
- Basis
- Harrison H4 design
Historical significance
- Commissioned by the Board of Longitude as a copy of H4; carried by James Cook on his second and third voyages, and praised by him.
Related photographs


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
- Royal Museums Greenwich catalogue notes
- Sobel, D. & Andrewes, W., The Illustrated Longitude
Where sources disagree, the disagreement is stated rather than resolved silently.