Image: Museum of Mathematics-New York-Square Wheeled Tricycles
Description: The square wheeled tricycles at the Museum of Mathematics in New York City, March 2013. Photo by Flickr user justgrimes.
Title: Museum of Mathematics-New York-Square Wheeled Tricycles
Credit: https://www.flickr.com/photos/notbrucelee/8616625756/sizes/o/in/photolist-e8qsD3-e8qrdA-e8qs89-e8jLYe-e8jN2M-e8jMX4-e8qrqW-e8qsrA-e8jMte-e8qjGo-iBfcEe-iBfUQb-iBfXg3-iBfPBq-iBfYni-iBfa3F-iBfG6U-iBfgoW-iBf7qB-iBfeE5-iBf9bv-iBfSd7-iBffzm-iBfp4L-iBfc2j-iBf3CM-iBfeZe-iBfSRi-iBfY19-iBeYH2-iBfJtQ-iBfbg1-e8qrV3-e8qrZ5/
Author: Flickr user justgrimes
Usage Terms: Creative Commons Attribution-Share Alike 2.0
License: CC BY-SA 2.0
License Link: https://creativecommons.org/licenses/by-sa/2.0
Attribution Required?: Yes
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