Cats and Tumblr
A solid way to accept someone’s feelings.
i’m gonna die still laughing at this
I gleefully showed this to at least four people and nobody got the joke so
Robert Ridgway, Color Standards and Nomenclature, 1912. A revised version of the 1862 issue with 53 color samples. The standards continue to be used by ornithologists and mycologists.
The complete book online: Linda Hall Library.