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Maritime Technology in the Indian Ocean

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Presentation on theme: "Maritime Technology in the Indian Ocean"— Presentation transcript:

1 Maritime Technology in the Indian Ocean
Chinese Junks Hull Design Sail Design Navigation

2 Chinese Junks Very unique in the Indian Ocean Basin
Flat bottomed hull evolved from the rounded hulls Battened sails Overlapping planks increased strength and allowed for beamier boats Wanshichuan, bianhechuan, fuchuan Multiple sails, multiple rudders,

3 Rigging Cotton sails Square rigged sails -> lateen/ settee rigs

4 Hull Design Wooden planks sewn together
No iron nails until major Portuguese presence Square transom Steering oars -> axial rudders Fish oil varnish on hull

5 Navigation Monsoon winds Landmark navigation (watercolor, fauna, etc.)
Determining latitude- cross staff-> charts Latitude sailing Compass


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