Transcript Lateen Sail

Topic: Think monsoon winds which stimulated
exchanges along routes from East Africa to
East Asia.
Teach one illustrative example of innovations in
maritime technologies from
the list below.
• Lateen sail
• Dhow ships
Nikita Polozov
Innovations in maritime technologies:
Lateen Sail
Nikita Polozov
AP World History
3rd Period
Lateen Sail
• Arab origin
• Triangular instead of square form
• Increased maneuverability and speed
• Ability to sail closer to the wind
Trade routes before the
invention of the lateen sail
Trade routes after the
invention of the lateen sail
Indian Ocean map
Citations:
Campbell, I.C. "The Lateen Sail in World History." Journal of World History. 6. no. 1
(1995): 123. http://www.jstor.org/stable/20078617 . (accessed September 8, 2011).
Encyclopedia Britannica Online, "Encyclopedia Britannica." Accessed September 8,
2011.
http://www.britannica.com/EBchecked/topic/331395/lateen-sail.
Owl and Mouse, "Owl & Mouse." Last modified 2008. Accessed September 8, 2011.
http://www.yourchildlearns.com/online-atlas/indian-ocean-map.htm.
Rojek, Tomasz. "Wikipedia." Last modified 23 June 2006. Accessed September 8, 2011.
http://en.wikipedia.org/wiki/File:Rigging-lateen-sail.svg.