The Barefoot Navigator · Wayfinding With the Skills of the Ancients by Lagan, Jack -- Read -- Imperial Library of Trantor

Index

Half-Title Title Contents Conventions and Credits Foreword to the New Edition A Short Lexicon A Barefoot Philosophy for the 21st Century

GPS: The Death of Navigation? A Strategy for the Future A Cautionary Note

PART 1: The Remarkable Skills of the Ancients

The Pacific Islanders

Just Another Day in Paradise? Tangata: The Gods of Navigation Feelers of the Sea The Chart in Captain William Bligh’s Head Tupaia’s Chart Strategies and Tactics

The Vikings

The Ring of Bears The Norse Sagas as Cruising Guides The Polar Stick Sol-Skuggjáfjøl: The Sun-Shadow Board The Uunartoq Compass The Viking Sunstone

The Mediterranean: Pharaohs, Phoenicians and Greeks

Queen Hatshepsut’s Shopping Trip The Thalassocracy of Phoenicia King Necho II’s Big Adventure Lateen Rigs and Wind Compasses

The Arabs

Ships of the Desert at Sea The Rahmāni, the Kamal and the Akhdh al-Kawakib

The Chinese

Sampans and Junk History Longitude Chinese-style The South-Pointing Needle

Renaissance Navigation

Portolan Charts and Some Very Rum Lines Dividing Circles: The Search for Accuracy

PART 2: Practical No-Tech Navigation

Which Heading?

Horizon Events The Sun Rising Setting The Trade Winds The Movement of the Sea The Waves The Swell Surface Currents Tidal Currents Catch a Rising Star: Barefoot Astronavigation Star Trains: Stations and Schedules Above the Horizon The Hand of Kaho’s Apprentice: Measuring Angles The Big Picture Astronomical Mythography and Aids to Pattern Recognition Looking North: Finding Polaris Star Trains: The Merak Express Looking South: Finding South Using Crux Star Trains: The Canopus Commuter Star Trains: The Scorpius Special Looking East and West: Hunting with Orion Orion’s Helpful Neighbours The Latecomer to the Party: Spica Stranger in the Dark: Fomalhaut 360 Degrees of Separation: Introducing the Pelorus The Sidereal Compass

Where Am I, Roughly?

Latitude: A Belated Definition Zenith Stars Using Polaris to Estimate Latitude Give Me a Little Latitude: A Navigation Strategy

Landfall

The Clouds The Birds Reflected and Refracted Swells The Wind: Land and Sea Breezes The Water Aircraft Ferries and Other Sea Traffic Radio Masts

PART 3: Do-It-Yourself Lo-Tech Navigation

Dead Reckoning

Improvising a Magnetic Compass The Watch Compass Calculating Speed: The Home-Brew Log Line Calculating Speed: The Dutchman’s Log

The Traverse Board: Logging Your Dead Reckoning The Pelorus: Non-Magnetic Steering Compasses Steering: The Sun Compass Steering: The Star Compass Steering: The Superlorus Latitude

Kamals and Polar Sticks The Astrolabe, the Cross-staff and the Backstaff Improvising Quadrants Latitude Using the Sun at Noon Latitude Using the Stars Making a Sun-Shadow Board

Longitude

The Ubiquitous Quartz Watch Using the Sun at Noon Using a Compass Longitude by Polar Stick A Minimalist Longitude using Kochab A Combined Declination/EoT Table

Latitude, Longitude and Lunar Distances Plumbing the Depths

PART 4: Survival Navigation

Be Prepared The Grab Bag Stranded Ashore? Aft Word to Second Edition Recommended Further Reading

Books World Wide Web

Timeline of Navigation and Exploration APPENDICES

Appendix 1: Quadrant Scale Appendix 2: The Barefoot Navigator’s Survival Kit Appendix 3: Mean Declination of the Sun 2016–2019 Appendix 4: Declination of Sun (Small Version) Appendix 5: Schematic for Sun-Shadow Board Appendix 6: Gnomon Settings for the Sun-Shadow Board Appendix 7: Graph for the Equation of Time Appendix 8: Table for the Equation of Time (EoT) Appendix 9: The Beaufort Scale Appendix 10: Global Emergency Locator Appendix 11: Standard Time Zones Appendix 12: World Ocean Currents Appendix 13: Combined Table for Declination and Equation of Time 2016–19

Notes Index Copyright