File:Hyperkelp.jpg

Photo of crochet hyperbolic cactii and kelp displayed at the Fair Exchange exhibition at the LA County Fair. Photo by Margaret Wertheim (that is me). The photo is available at my flickr site - here is the URL: https://www.flickr.com/photos/84445194@N00/sets/72157594283523784/ I give permission for others to use this image with credit to me.

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