RT @inhabitat: This bamboo calculator is a throwback to old school solar-powered gadgets http://t.co/8n17Ka8thq

by Freeman Lowell

RT @inhabitat: This bamboo calculator is a throwback to old school solar-powered gadgets http://t.co/8n17Ka8thq:

via Twitter http://bit.ly/17dHYQs

via tumblr http://drfreemanlowell.tumblr.com/post/59615962056

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