221
Navigation chart
https://www.khanacademy.org/humanities/art-oceania/micronesia/a/navigation-charts
http://www.metmuseum.org/toah/works-of-art/1978.412.826/
http://www.slate.com/blogs/atlas_obscura/2015/11/17/the_people_living_on_the_marshall_islands_used_delicate_stick_charts_to.html