Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:marine_chronometer
|
| gptkbp:awardedBy |
gptkb:Board_of_Longitude
|
| gptkbp:countryOfOrigin |
gptkb:United_Kingdom
|
| gptkbp:designer |
gptkb:John_Harrison
|
| gptkbp:displayedAt |
gptkb:Royal_Observatory,_Greenwich
|
| gptkbp:location |
gptkb:Royal_Observatory,_Greenwich
|
| gptkbp:material |
brass
|
| gptkbp:mechanismOfAction |
spring-driven
|
| gptkbp:notableFeature |
paired bar balances
removable bimetallic strip for temperature compensation |
| gptkbp:predecessor |
gptkb:Harrison's_wooden_clocks
|
| gptkbp:purpose |
solving the problem of determining longitude at sea
|
| gptkbp:successor |
gptkb:H2_marine_chronometer
|
| gptkbp:testVoyage |
Lisbon, 1736
|
| gptkbp:yearCompleted |
1735
|
| gptkbp:bfsParent |
gptkb:John_Harrison
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
H1 marine chronometer
|