Wind and waves and sails

Aguaavesvelte

First published at 00:14 UTC on August 10th, 2018.

July 7, 1908. Alexander Graham Bell (right) and his assistants observe the flight of a circular tetrahedral kite. http://archive.li/8MzeK

CategoryDIY & Gardening
SensitivityNormal - Content that is suitable for ages 13+

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