A chart of Chladni Patterns discovered by Ernst Chladni and first published in 1787.
Ernst Chladni
Polynesian Stick Chart
navigation training device. Also known as a mattang. From the Marshall
Islands, Micronesia. Probably 19th or early 20th century. Charts
were used to demonstrate and map the relationship
between Pacific islands and ocean swells. System of mapping ocean
swells had not been accomplished before. Made from bamboo.
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