https://farm1.staticflickr.com/295/19515919543_9118cbe487_b.jpg
https://farm9.staticflickr.com/8720/17326453068_1b9c90edd8_b.jpg
https://farm8.staticflickr.com/7732/17326747498_b3f9540b0c_b.jpg
https://farm9.staticflickr.com/8891/17326724198_ebd83678f5_b.jpg
https://farm8.staticflickr.com/7709/17514284081_fa0d456f4a_b.jpg
https://farm8.staticflickr.com/7762/17488085976_c28de0dd7a_b.jpg
https://farm8.staticflickr.com/7775/17328102549_c42aff3961_b.jpg
https://farm9.staticflickr.com/8879/17514374145_745648bcd8_b.jpg
https://farm8.staticflickr.com/7720/17514116441_d87f476ca8_b.jpg
https://farm8.staticflickr.com/7610/16630592184_81cd931121_b.jpg
https://farm8.staticflickr.com/7681/17066854489_6382332578_b.jpg
Origin / manufacturing methods
MIT
