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Robert Norman was a 16th-century-English mariner, compass builder, and hydrographer who discovered magnetic inclination, the deviation of the Earth's magnetic field from the vertical.
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Explore the main themes, entities and connections around Robert Norman. Start with the topic map, then use the sections below for research and deeper semantic analysis.
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norman magnetic robert compass needle horizon discovered inclination earth's field work mariner hydrographer newe attractive pamphlet published 1581 dip angle
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Robert Norman | related to Work | The Newe Attractive | 0.60 | section |
| Robert Norman | related to Work | More | 0.60 | section |
| Robert Norman | related to Work | Norman's | 0.60 | section |
| Robert Norman | related to Work | Georg Hartmann | 0.60 | section |
| Robert Norman | related to Work | This | 0.60 | section |
| Robert Norman | related to Work | Earth's | 0.60 | section |
| Robert Norman | related to Work | Norman | 0.60 | section |
| Robert Norman | related to Work | The | 0.60 | section |
| Robert Norman | related to Work | Magnetic | 0.60 | section |
These clusters group vocabulary that occurs around closely connected concepts in the source material.
Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.