Blog: Sticky Fingers
![amused-itself-to-death 0](https://31.media.tumblr.com/a78e7227826779ee6a4908a6e528c5e2/f6918a7458527c86-59/s500x750/99951d7233ac9725c519dd872d1bfadfc2616eb7.png)
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original: https://amused-itself-to-death.tumblr.com/post/642384066353741824
nemfrog:“Interior of a rhyolytic lava stream…showing broad sigmoidal folds produced by the slow movements of the mass.” Volcanoes. 1881.Internet Archive